The Yakima TubeTop Bike Frame Adapter is designed to help you transport bikes with unconventional frames easily. It creates a temporary top tube for bikes, allowing them to be securely mounted on mast-style hitch racks.

This adapter is perfect for bikes with step-through or funky-top-tubed designs. It features large molded collars that are gentle on your bike's finish and ensures stability during transit.

• Installs quickly and securely to seat post and stem
• Supports bikes up to 45 lbs
• Oversized diameter tubing for greater stability
• Compatible with single and dual arm mounts