The Hepco & Becker universal Alu-Rack is designed to fit onto existing rear racks that are not Hepco & Becker. This universal rack will allow you to mount any Hepco & Becker top case to the rack and your bike. This is available in black or silver.This rack is meant to fit on top of preexisting rear racks already in place, as an adapter for Hepco & Becker Top Cases.