Note for Australian & European Markets

This product is designed and tested for the US Domestic Market to comply with relevant US standards. Consequently, it may have features that are not compatible or compliant with regulations outside the US. As such, this item is offered for off-road use. If this item includes a tow-ball, it is important that you ensure compatibility with your trailer. 

Note regarding tow-ball sizing: Please verify your trailer coupling size. Unless otherwise stated, if a ball is included with this product, it may be supplied with an imperial sized ball. It is important that you ensure compatibility with your trailer. U.S. market hitches typically are supplied in 2", 1-7/8" or 2-5/16.

IMPORTANT! DO NOT ATTEMPT TO COUPLE A TRAILER WITH AN INCORRECTLY SIZED TOW-BALL. Before installation, please check sizing as you may need to source an alternative ball for your application. Returns are not available for special order items.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Reference Information

Receiver Hitch Components, Extendable Bike Rack Arms, For use with 18021 Rack, Pair

Designed to be used with select CURT hitch-mounted bike rack models, these bike rack extendable arms allow the bike rack to be transformed from a 2-bike model to a 4-bike model as needed. The extendable arms easily and securely bolt into place and feature rubber cradles that hold the bike frame firmly in place during travel, without scratching the finish. To protect the CURT bike rack extendable arms against the elements—and the trail ahead—they come with a durable black powdercoat finish.

Product highlights:
• Bike rack extendable arms convert a 2-bike rack to 4-bike capacity
• Adjustable rubber cradles will not scratch bike frames
• Protected by a durable black powdercoat finish
• Easy bolt-on installation
• Removable design allows bike rack to return to 2-bike capacity as needed

Notes: Includes two arms (bike rack #18021 sold separately).