The Saris Bike Beam LT bridges the gap from stem to seat tube, creating a virtual top tube that lets users mount just about any bike on a hanging bike rack. Features: The Bike Beam LT creates a top tube for mounting non-traditional bike frames on hanging racks Easy to use, the rotating clasp feature ensures the Bike Beam LT 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 Specifications: Minimum seat tube to stem distance: 15.5" Maximum seat tube to stem distance: 23.5" Bike weight capacity: 35 lb