Saddlebags come complete with an adjustable belt and universal straps; no other supports or mounting brackets required. The total storage capacity expands to 3,168 cubic inches. Other features include collapsible hidden drink holders, additional internal and external pockets and heat resistant material on the bottom. Measures 24" diagonally; 12" tall x 8.5" wide (one end expands to 11" wide). 10 mm studs match many custom and aftermarket accessories.