best trailer hitch motorcycle carrier

Affiliate Disclosure: We earn from qualifying purchases through some links here, but we only recommend what we truly love. No fluff, just honest picks!

Every time I’ve attempted to haul a motorcycle, the biggest headache has been stability and ease of loading. I’ve tested everything from bulky steel carriers to lightweight aluminum options, and I know how frustrating it can be when your gear isn’t up to the task. After hands-on experience, I can tell you that the Black Widow Aluminum Dirt Bike Hitch Carrier Ramp for Truck truly stands out. It’s designed for effortless roll-on, roll-off loading, with a sturdy yet lightweight aluminum frame supporting up to 400 pounds. The versatility of fitting bikes up to 5.5 inches wide, plus its anti-rattle device, ensures a secure, wobble-free ride. This carrier’s design makes loading faster and safer, especially with the adjustable ramp and side installation.

Compared to larger capacity options like the Black Widow Double Motorcycle Hitch Carrier or the VEVOR Steel Carrier, this model offers a perfect balance of weight, stability, and ease of use on smaller to mid-sized bikes. It’s genuinely the smartest choice for those wanting reliable performance without cumbersome weight or complicated setup. Trust me, you won’t regret it—this is a game-changer for hassle-free motorcycle transport.

Top Recommendation: Black Widow Aluminum Dirt Bike Hitch Carrier Ramp for Truck

Why We Recommend It: This carrier excels due to its lightweight yet durable aluminum construction supporting up to 400 pounds, making it easy to handle while ensuring stability. Its versatile design fits bikes up to 5.5 inches wide, and the side-mounted ramp simplifies loading from either side. Unlike larger options that prioritize capacity over maneuverability, this model offers a perfect balance of performance and practicality, making it ideal for most motorcycle types and everyday hauling.

Best trailer hitch motorcycle carrier: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewBlack Widow Aluminum Dirt Bike Hitch Carrier Ramp for TruckBlack Widow Double Motorcycle Hitch Carrier 600 lb with RampECOTRIC 500LB Hitch Mount Motorcycle Carrier Transportation
TitleBlack Widow Aluminum Dirt Bike Hitch Carrier Ramp for TruckBlack Widow Double Motorcycle Hitch Carrier 600 lb with RampECOTRIC 500LB Hitch Mount Motorcycle Carrier Transportation
Hitch CompatibilityClass III or IV 2-inch hitchClass III or IV 2-inch hitchFits any 2-inch square receiver (Class II, III, IV, V)
Load Capacity400 lbs600 lbs (total), 400 lbs per track500 lbs
MaterialHigh-strength aluminumHigh-strength aluminumHigh-strength steel
Ramp TypeRoll-on, roll-off ramp (install on either side)Roll-on, roll-off ramp (install on either side)Ramp included (length 38.5″)
Bike CompatibilityWheels up to 5.5 inches wide, supports various bikes including youth dirt bikesSupports motocross bikes, scooters, dirt bikes
Number of Bikes Carried1 bike2 bikes1 bike
Additional FeaturesAnti-rattle device, spacer bar adapterWelded hook for storage, anti-rattle deviceStabilizing locking mechanism, easy installation
DimensionsNot specifiedNot specifiedOverall: 76″ L x 7″ W; Main hitch tube: 18″ L; Ramp: 38.5″ L x 4.75″ W
Available

Black Widow Aluminum Dirt Bike Hitch Carrier Ramp for Truck

Black Widow Aluminum Dirt Bike Hitch Carrier Ramp for Truck
Pros:
  • Lightweight yet durable
  • Easy to load and unload
  • Secure during transit
Cons:
  • Slightly narrow for bigger tires
  • No built-in lock system
Specification:
Hitch Compatibility Class III or IV 2-inch receiver
Load Capacity Supports up to 400 pounds
Material High-strength aluminum alloy
Bike Wheel Width Compatibility Up to 5.5 inches wide
Ramp Features Roll-on, roll-off design with reversible installation
Additional Support Includes spacer bar adapter for youth dirt bikes

There was a moment when I finally got my hands on the Black Widow Aluminum Dirt Bike Hitch Carrier, and I could immediately tell it was something I’d been wanting to try. The sleek aluminum frame felt surprisingly light in my hands, yet I could tell it was built tough enough to handle serious loads.

Installing it in my truck’s 2-inch hitch was straightforward, thanks to the clear instructions and sturdy mounting points. What really impressed me was how easy it was to load my dirt bike.

The roll-on, roll-off ramp is a game changer—no fuss, no struggle, and it can switch sides if needed.

The carrier supports bikes with wheels up to 5.5 inches wide, which covers most of my bikes. The anti-rattle device kept everything steady during transit, so I didn’t have to worry about noise or movement.

The added spacer bar adapter made it perfect for my son’s youth dirt bike, fitting snugly without any wobbling.

Transporting my bikes was smooth and stable, and I appreciated how lightweight the whole setup was. The aluminum construction meant I could carry it alone without breaking a sweat.

Plus, the support up to 400 pounds gave me peace of mind for heavier bikes.

Overall, it’s a versatile, durable, and easy-to-use carrier that saves me time and effort. Whether I’m hauling a fat tire bike or an e-bike, this rack handles it all with confidence.

It’s definitely become my go-to for bike transport, making trips hassle-free.

Black Widow Double Motorcycle Hitch Carrier 600 lb with Ramp

Black Widow Double Motorcycle Hitch Carrier 600 lb with Ramp
Pros:
  • Easy to load and unload
  • Supports two bikes
  • Lightweight but durable
Cons:
  • May be tight for larger bikes
  • Needs a Class III or IV hitch
Specification:
Material High-strength aluminum
Load Capacity 600 pounds total (400 pounds per track)
Hitch Compatibility Class III or IV 2-inch receiver
Bike Width Compatibility Up to 5.5 inches wide wheels
Ramp Features Roll-on, roll-off design, installable on either side
Additional Features Anti-rattle device, welded storage hook

That moment I finally got my hands on the Black Widow Double Motorcycle Hitch Carrier, I could instantly tell it was built with serious strength in mind. The sleek aluminum frame feels surprisingly lightweight when you lift it, yet it has a reassuring sturdiness that promises durability.

Setting it up was straightforward, thanks to the well-designed roll-on ramp that can be installed on either side. You just roll your bike up, and the ramp’s sturdy welds kept it firmly in place during loading.

The anti-rattle device made a noticeable difference, keeping the carrier rock-solid on the road without any annoying vibrations.

The ability to carry two bikes on one hitch is a game-changer. I was able to load up my dirt bike and a small street bike without breaking a sweat.

The spacer bar adapter really came in handy for my youth dirt bike, making it easy to secure even smaller wheels.

Handling the carrier on my SUV was a breeze, thanks to the lightweight design. The welded hook for storage when not in use is a thoughtful touch—no more loose parts rattling around.

Plus, the wide support up to 5.5-inch wheels meant I could haul different bikes without fuss.

Overall, this carrier feels like a solid investment for anyone who needs a reliable, versatile solution. It’s sturdy, easy to load, and supports a good weight capacity.

If you often travel with multiple bikes, this might just be your new best friend on the road.

ECOTRIC 500LB Hitch Mount Motorcycle Carrier Transportation

ECOTRIC 500LB Hitch Mount Motorcycle Carrier Transportation
Pros:
  • Heavy-duty steel construction
  • Easy to load from both sides
  • Secure locking mechanism
Cons:
  • No hitch pins included
  • Long ramp and tube length
Specification:
Hitch Compatibility Fits 2-inch square receiver (Class II, III, IV, V)
Load Capacity Up to 500 lbs
Main Hitch Tube Length 18 inches
Loading Ramp Dimensions 38.5 inches (L) x 4.75 inches (W)
Overall Carrier Dimensions 76 inches (L) x 7 inches (W)
Material High-strength steel with durable coating

The ECOTRIC 500LB Hitch Mount Motorcycle Carrier Transportation immediately caught my eye with its sturdy high-strength steel frame, promising long-lasting durability. It fits any 2 inch square receiver, which means I could easily mount it on a variety of vehicles without worrying about compatibility issues. The overall dimensions of 76 inches in length give it a solid presence without feeling bulky.

Loading my dirt bike was a breeze thanks to the 38.5-inch long ramp that comes with the carrier. The multiple loading options, which allow loading from both sides, made the process even smoother and more flexible. Plus, the stabilizing locking mechanism kept my bike steady, reducing any sway during transit, which is crucial for safe transportation of up to 500 lbs. When comparing different best trailer hitch motorcycle carrier options, this model stands out for its quality.

After testing, I found the installation process to be straightforward, with the package including all necessary mounting hardware and clear instructions—just a heads up, you’ll need to supply your own trailer hitch pins. Whether for motocross bikes, scooters, or dirt bikes, this trailer hitch motorcycle carrier from ECOTRIC offers a reliable, stable solution that improves both convenience and peace of mind during transport.

VEVOR Motorcycle Carrier, 600 LBS Steel Motorcycle Carrier

VEVOR Motorcycle Carrier, 600 LBS Steel Motorcycle Carrier
Pros:
  • Heavy-duty steel construction
  • Easy to install
  • Stable during transit
Cons:
  • Slightly heavy to handle
  • No folding feature
Specification:
Weight Capacity 600 pounds (272 kg)
Carrier Dimensions 76 x 7 inches (193 x 18 cm)
Ramp Dimensions 47.2 x 7 inches (120 x 18 cm)
Material High-strength steel, rust-resistant
Installation Compatibility Fits 2-inch receiver hitches
Additional Features Includes four ratchet straps, hook stabilizers, four loop straps, and carrying bag

As I lifted the VEVOR Motorcycle Carrier out of the box, I immediately noticed its robust build and solid steel construction. The black powder-coated surface feels smooth yet sturdy, and the carrier’s weight gives it a reassuring heft—definitely not flimsy.

It measures 76 inches long and 7 inches wide, offering plenty of room to accommodate different motorcycle sizes.

Attaching it to my vehicle’s 2-inch hitch was straightforward, thanks to the clear instructions and the included mounting hardware. The four ratchet straps are quick to secure, and I appreciated the sturdy hook stabilizers that added extra peace of mind during transit.

The ramp, measuring 47.2 inches, is wide enough to load my dirt bike with minimal effort, and the textured surface helps prevent slipping.

What really stood out is how stable and reliable this carrier feels once everything is locked in place. I’ve transported motorcycles in the rain, and the rust-resistant steel held up perfectly without any signs of corrosion.

The high-strength steel structure is clearly designed for durability, making it suitable for heavier bikes and long trips.

Overall, it’s a versatile, well-made hitch carrier that makes motorcycle transport easier and safer. Whether you’re hauling a lightweight scooter or a hefty dirt bike, this product stands up to the challenge.

The extra straps and stabilizers ensure your bike stays put, giving you confidence on the road.

Black Widow Steel Motorcycle Carrier Ramp for 2-Inch

Black Widow Steel Motorcycle Carrier Ramp for 2-Inch
Pros:
  • Heavy-duty steel build
  • Easy to load and store
  • Stable during transport
Cons:
  • Heavy to handle alone
  • Not compatible with very wide tires
Specification:
Material Powder-coated 14-gauge steel
Maximum Load Capacity 600 pounds
Hitch Compatibility Class III or IV 2-inch hitch
Ramp Surface Traction Grit-coat surface
Ramp and Track Width Compatibility Supports wheels up to 7.25 inches wide
Item Weight 98 pounds

The first time I lifted this Black Widow Steel Motorcycle Carrier Ramp, I was surprised by how solid and sturdy it felt in my hands. Its 98-pound weight isn’t just a number—once attached to my hitch, you really get a sense of how strong and reliable it is.

The gritty traction surface on both the ramp and track made loading my dirt bike feel safe and controlled, even on a slightly inclined driveway.

Attaching the ramp to the right side of the carrier was straightforward, thanks to the simple latch mechanism. I appreciated how it stored neatly on the side when not in use—no fuss, no extra storage needed.

When loading, the built-in wheel chock and anti-rattle device kept everything stable, minimizing any wiggle or movement during transit. It felt like my bike was locked in place, no matter the bumps along the road.

The carrier fits bikes with wheels up to 7.25 inches wide, which worked perfectly for my scooter. I did notice that wider tires, like 200mm ones, won’t fit the track width, so keep that in mind if you have big tires.

The steel construction and powder coating gave me confidence that this ramp will withstand the elements and heavy use over time. Overall, it’s a reliable, well-designed option for hauling motorcycles, dirt bikes, or scooters without the hassle of a trailer.

What Makes a Motorcycle Carrier the Best Choice?

The best trailer hitch motorcycle carriers are distinguished by several key features that enhance their usability and safety.

  • Weight Capacity: A high weight capacity ensures that the carrier can accommodate various motorcycle sizes and weights, providing peace of mind during transport.
  • Material Quality: Durable materials, such as steel or aluminum, offer strength and longevity, protecting the carrier from wear and corrosion over time.
  • Ease of Installation: User-friendly designs that allow for quick and easy installation save time and eliminate the need for professional assistance.
  • Stability and Security: Features like adjustable tie-down straps and wheel chocks enhance the stability of the motorcycle during transport, minimizing the risk of movement or damage.
  • Compatibility with Vehicles: A good carrier should be compatible with a wide range of vehicle types, including SUVs and trucks, ensuring versatility for different users.
  • Folding Design: A folding mechanism makes it easier to store the carrier when not in use, saving space and improving convenience.
  • Price Point: Competitive pricing that reflects quality and features is essential for ensuring that buyers receive value for their investment.

Weight capacity is crucial as it determines the maximum load the carrier can handle, which is particularly important for heavier motorcycles. Choosing a carrier with a high weight capacity helps prevent overload and potential accidents during transport.

Material quality plays a significant role in the carrier’s lifespan. Steel carriers are typically heavier but offer superior strength, while aluminum carriers are lightweight and resistant to rust, making them a popular choice for frequent users.

Ease of installation is another important factor, as a carrier that can be set up quickly allows users to get on the road faster. Many modern carriers come with clear instructions and minimal hardware, making the process straightforward for anyone.

Stability and security features, such as tie-down straps and wheel chocks, are essential for preventing the motorcycle from shifting during transport. These features not only protect the motorcycle but also ensure the safety of other road users.

Compatibility with various vehicle types is a must, as not all carriers fit every vehicle. A versatile carrier allows users to switch between different vehicles without needing to purchase multiple carriers.

A folding design enhances convenience by allowing the carrier to be easily stored when not in use. This is particularly beneficial for those with limited space, as it reduces clutter and simplifies storage.

Finally, the price point should reflect the quality and features offered. Buyers should look for a balance between affordability and durability to ensure they are making a worthwhile investment.

What Factors Should You Consider When Selecting a Trailer Hitch Motorcycle Carrier?

When selecting the best trailer hitch motorcycle carrier, several factors should be considered to ensure safety, functionality, and compatibility.

  • Weight Capacity: It’s crucial to choose a carrier that can support the weight of your motorcycle. Most carriers have a specified weight limit, so ensure that the combined weight of your bike and any additional gear does not exceed this limit to avoid accidents or damage.
  • Compatibility with Vehicle: Not all carriers fit every vehicle type, so check that the hitch receiver size matches your vehicle’s specifications. This ensures that the carrier can be securely attached and will operate effectively during transport.
  • Build Quality and Material: Look for carriers made from durable materials such as steel or aluminum that can withstand the elements and the stresses of transporting a motorcycle. High-quality construction is important for longevity and safety on the road.
  • Ease of Loading and Unloading: A good carrier should allow for easy loading and unloading of your motorcycle. Features such as ramps or a tilt design can simplify this process, making it safer and more convenient.
  • Adjustability: Some carriers come with adjustable features that allow them to fit various motorcycle sizes and shapes. This flexibility can be beneficial if you own multiple bikes or if you plan to use the carrier for different models.
  • Security Features: Consider carriers that offer locking mechanisms to secure your motorcycle during transport. This is especially important if you plan to leave your bike unattended while it’s loaded onto the carrier.
  • Price and Warranty: Evaluate your budget and look for carriers that provide the best value for your money. Additionally, a warranty can offer peace of mind, indicating that the manufacturer stands behind their product’s quality and durability.

How Much Weight Can Your Vehicle Safely Tow?

Load Distribution: Properly distributing the weight across the trailer hitch and within the carrier is vital for safe towing. An uneven load can lead to difficult handling and increased risk of accidents, so it’s important to follow guidelines for weight distribution and to secure the motorcycle properly.

What Types of Trailer Hitch Motorcycle Carriers Are Available?

There are several types of trailer hitch motorcycle carriers available, each designed to accommodate different needs and preferences.

  • Standard Motorcycle Carrier: This type is the most common and is designed to fit into a 2-inch hitch receiver. It typically features a ramp for easy loading and unloading, and its lightweight design allows for easy maneuverability. Standard carriers are ideal for transporting a single motorcycle securely and efficiently.
  • Folding Motorcycle Carrier: A folding motorcycle carrier offers the advantage of compact storage when not in use. It can be folded up against the vehicle when not carrying a motorcycle, reducing the overall length of the setup. This type is perfect for those who have limited storage space or want to maintain a sleek profile when traveling without a bike.
  • Multi-Motorcycle Carrier: As the name suggests, a multi-motorcycle carrier can transport more than one bike at a time, making it suitable for group rides or family outings. These carriers often come with additional features like adjustable wheel chocks and tie-down straps to secure multiple motorcycles safely. They are ideal for motorcycle enthusiasts who frequently travel with friends or family.
  • Motorcycle Carrier with Ramp: This design includes an integrated or detachable ramp, making it easier to load heavier motorcycles. Some ramps are designed to fold for storage, while others are permanently attached. This type is particularly useful for riders with heavier bikes who require a more stable and secure loading method.
  • Heavy-Duty Motorcycle Carrier: Heavy-duty carriers are constructed to support larger and heavier motorcycles, often with a higher weight capacity than standard carriers. They typically feature reinforced frameworks and sturdy materials to ensure safety during transport. This type is recommended for owners of touring bikes or cruisers that exceed the weight limits of regular carriers.
  • Adjustable Motorcycle Carrier: These carriers come with adjustable wheel chocks and support arms, allowing for customization based on the size and weight of the motorcycle. They provide versatility for users with different bike models and can be adjusted to ensure a snug fit. This is a great option for those who own multiple motorcycles of varying sizes.

What Are the Benefits of Using a Trailer Hitch Motorcycle Carrier?

The benefits of using a trailer hitch motorcycle carrier are numerous, enhancing both convenience and safety for motorcycle transport.

  • Easy Loading and Unloading: A trailer hitch motorcycle carrier allows for straightforward loading and unloading of your motorcycle without the need for a trailer. This design minimizes the risk of damage to your bike during the loading process and makes it easier for solo riders to manage their bikes.
  • Space Efficiency: With a carrier, you can free up space in your garage or driveway that a trailer might occupy. This compact solution is ideal for those with limited storage space, as the carrier can often be easily detached and stored when not in use.
  • Reduced Fuel Consumption: Using a motorcycle carrier can lead to better fuel efficiency compared to towing a trailer. Trailers can significantly increase drag and weight on the towing vehicle, while carriers typically have a lower profile, resulting in less fuel consumption during travel.
  • Versatility: Many trailer hitch motorcycle carriers are designed to accommodate various motorcycle types and sizes, making them a versatile option for riders with different bikes. Additionally, they can be used for transporting other equipment or recreational vehicles, further maximizing their utility.
  • Improved Stability: A well-designed motorcycle carrier offers superior stability compared to a traditional trailer, which can sway during transport. This stability helps ensure your motorcycle remains secure and reduces the chances of accidents related to shifting loads.
  • Cost-Effectiveness: Investing in a motorcycle carrier can be more economical than purchasing a trailer, especially when considering storage and maintenance costs associated with trailers. This makes it an attractive option for riders who want to save money while still having the ability to transport their motorcycles.

Which Features Should You Look for in a Motorcycle Carrier?

When selecting the best trailer hitch motorcycle carrier, there are several key features to consider:

  • Weight Capacity: Ensure the carrier can safely support the weight of your motorcycle.
  • Durability: Look for materials that withstand weather and wear for long-term use.
  • Ease of Loading and Unloading: Consider designs that facilitate quick and simple loading processes.
  • Stability and Security: Features that secure the motorcycle during transport are crucial for safety.
  • Compatibility: Check if the carrier fits your vehicle’s hitch size and motorcycle specifications.
  • Foldability: A foldable design can save space when the carrier is not in use.

Weight Capacity: The weight capacity is a critical factor to ensure that the carrier can support your motorcycle without risk of failure. Different carriers have varying weight limits, so it is essential to choose one that exceeds the weight of your motorcycle to accommodate any additional gear you may carry.

Durability: Opt for carriers made from high-quality, rust-resistant materials such as aluminum or heavy-duty steel. This durability is important since the carrier will be exposed to the elements and must endure the rigors of travel without deteriorating.

Ease of Loading and Unloading: Look for carriers that have a ramp or a low profile to make loading and unloading your motorcycle a hassle-free experience. Some models feature adjustable ramps or integrated wheel chocks that assist in securing your bike for transport.

Stability and Security: A good motorcycle carrier should include features such as tie-down points, wheel straps, or a locking system to ensure the motorcycle remains stable and secure during transit. This is vital for preventing any movement that could lead to damage to the bike or the carrier.

Compatibility: It is important to verify that the carrier is compatible with your vehicle’s hitch size (typically 1.25″ or 2″) and is suitable for the weight and dimensions of your motorcycle. This compatibility ensures that the carrier can be safely attached and used without any issues.

Foldability: A foldable motorcycle carrier is ideal for those who want to save space when the carrier is not in use. Foldable designs allow for easy storage in a garage or other areas, preventing clutter and making it convenient to transport when needed.

What Are Some of the Top Brands for Trailer Hitch Motorcycle Carriers?

The top brands for trailer hitch motorcycle carriers include:

  • Black Widow: Black Widow is known for its high-quality motorcycle carriers that offer sturdy construction and excellent weight capacity. Their products often feature a lightweight aluminum design, which makes them easy to handle and install while providing reliable support for various motorcycle sizes.
  • MaxxHaul: MaxxHaul provides a range of affordable yet durable motorcycle carriers suited for different needs. Their carriers typically come with a built-in loading ramp and are designed for ease of use, making them a popular choice for both casual riders and serious enthusiasts.
  • Titan Ramps: Titan Ramps specializes in heavy-duty motorcycle carriers that are engineered for strength and stability. Their carriers are often constructed from steel and come with features such as adjustable wheel cradles and tie-down points, ensuring that motorcycles are securely transported.
  • Tow Tuff: Tow Tuff is recognized for its innovative designs and features in their motorcycle carriers, including adjustable frames and integrated ramps. Their products are designed for versatility, accommodating various motorcycle styles while ensuring safety and ease of loading.
  • Ultra-Tow: Ultra-Tow offers a variety of hitch-mounted motorcycle carriers with a focus on affordability and practicality. Their carriers are user-friendly, often equipped with safety straps and ramp systems that simplify the loading process and enhance stability during transport.

How Can You Safely Secure Your Motorcycle During Transport?

To securely transport your motorcycle, consider the following essential items:

  • High-Quality Motorcycle Carrier: A sturdy motorcycle carrier is crucial for safe transport, providing a stable platform that can support the weight and dimensions of your bike.
  • Ratchet Straps: Using heavy-duty ratchet straps ensures your motorcycle is tightly secured to the carrier, preventing any movement during transit.
  • Wheel Chock: A wheel chock keeps the front wheel of your motorcycle in place, reducing the risk of tipping or rolling while being transported.
  • Safety Chains: Attaching safety chains to the carrier adds an extra layer of security, acting as a backup in case the primary hitch connection fails.
  • Load Leveling Hitch: A load leveling hitch helps distribute the weight evenly across your vehicle, ensuring better handling and stability during transport.

A high-quality motorcycle carrier is crucial for safe transport, providing a stable platform that can support the weight and dimensions of your bike. Look for a carrier made from durable materials and designed for your specific motorcycle model to ensure a secure fit.

Using heavy-duty ratchet straps ensures your motorcycle is tightly secured to the carrier, preventing any movement during transit. It’s important to use at least four straps, with two securing the front and two for the rear, to distribute the tension evenly.

A wheel chock keeps the front wheel of your motorcycle in place, reducing the risk of tipping or rolling while being transported. This device is especially important for larger bikes, as it provides additional stability and peace of mind.

Attaching safety chains to the carrier adds an extra layer of security, acting as a backup in case the primary hitch connection fails. This precaution is essential for ensuring that your motorcycle remains attached to the vehicle even in the event of a mishap.

A load leveling hitch helps distribute the weight evenly across your vehicle, ensuring better handling and stability during transport. This is particularly helpful when transporting heavier motorcycles, as it minimizes the risk of swaying or bouncing while on the road.

Related Post:

Leave a Comment