TOPTOW RV Bumper Hitch Receiver 2 in Receiver - Bike & Cargo Adapter

Our review of the TOPTOW RV Bumper Hitch Receiver finds it best suited for RV owners who need a simple way to add a 2 in receiver to a continuous square bumper for carrying bikes or a cargo carrier. The single biggest reason to buy is practicality: it converts a 4 in to 4.5 in square bumper into a standard 2 in x 2 in receiver with a 200 lb tongue weight capacity, letting users mount most bike racks and cargo carriers without modifying the RV. It is not intended for trailer towing or heavy hitch loads, and the listing warns to use it carefully for non-towing accessories.

Key Features

• Standard fit: The 2 in x 2 in tube opening accepts common bike racks and cargo carriers that use a 2 in shank so most accessories will slide in and secure normally.
• Easy to install: Four full threaded bolts and nuts allow mounting to most 4 in to 4.5 in continuous steel bumper beams and can be installed upside down to suit mounting clearance.
• Dependable strength: Heavy duty steel construction with robotic welds provides a sturdy receiver for regular accessory use and durability during road travel.
• Corrosion resistance: A black powder coat finish protects against rain, snow, road salt, and dust for longer outdoor life on the RV bumper.
• Accessory compatibility: The adapter accepts standard 5/8 in hitch pins or locks (not included) so it integrates with common security and attachment hardware.

Who It's For

This adapter is for RV owners who want a low-cost way to add storage options such as bike racks, cargo carriers, or luggage baskets to a 4 in to 4.5 in square bumper without cutting or welding. It is a good fit for weekend campers or long-distance travelers who carry bikes or extra gear and need a secure, metal receiver mounted to the bumper.

It is not for anyone who needs a receiver for trailer towing or for carrying loads that exceed the 200 lb tongue weight limit; customers with non-standard bumpers or heavier towing needs should look for purpose-built towing hitches designed for trailer loads and rated accordingly.

Pros & Cons

Pros

• Solid build and robotic welds yield reliable durability for accessory carriage.
• Simple installation with four threaded bolts makes fitting straightforward for DIYers.
• Powder coat finish offers weather protection for long-term outdoor use.
• Works well with most 2 in shank bike racks and cargo carriers for added storage capacity.

Cons

• Not intended or rated for RV trailer towing, so it cannot replace a towing hitch for trailers.
• Some customers report mixed fit on certain 4 in bumpers, so measurement before purchase is advised.

Specifications

Our Verdict

The TOPTOW RV Bumper Hitch Receiver is a practical, cost-effective adapter for RV owners who need a standard 2 in receiver on a 4 in to 4.5 in square bumper. It excels at carrying bike racks and cargo carriers within its 200 lb limit, offers durable construction and corrosion resistance, and is easy to mount. Buyers needing towing capacity or those with irregular bumpers should choose a dedicated towing hitch instead.

Frequently Asked Questions

Can this adapter be used for towing a trailer?
No. This accessory is not intended for trailer towing and is rated for accessory tongue weights only; use a proper towing hitch for trailers.

Will it fit my RV bumper?
It fits most continuous steel bumpers 4 in to 4.5 in wide, but measure your bumper and confirm fit since some users reported mixed compatibility.

Does it include a hitch pin or lock?
No. A 5/8 in hitch pin or hitch lock is not included and should be purchased separately for secure attachment.