Saris Bike Beam Bicycle Adapter Bar for Hanging Style Trunk or Hitch Racks For hanging style trunk or hitch bike racks, the Bike Beam bridges the gap between the bike's stem and seat to create a virtual top tube
The Bike Beam creates a top tube for mounting non-traditional bike frames.
Easy to use, the sliding collar feature ensures that your Bike Beam is securely installed on your bicycle.
For use with racks where bikes are secured by the top tube, such as hanging style hitch racks, trunk racks or home bike storage solutions.
Length adjusts to fit
most
(not all) bikes, and opens easily with a slide mechanism.