For hanging style trunk or hitch bike racks, the Saris Bike Beam bridges the gap between the bike's steam and seat to create a virtual top tube. By bridging the gap between the bike's stem and seat tube, the Bike Beam creates a virtual top tube that lets you bring any bike along for the ride.

• 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 bikes, and opens easily with a slide mechanism.
• Minimum seat tube to stem distance: 14.5"
• Maximum seat tube to stem distance: 27.5"
• Bike weight capacity: 35 lb.