Unique mounting hardware specially adapted to work with tubular cargo racks common to moped and scooter. Can be used with stand 7-8ft surfboards or longer when mounted at the front and rear. Anodized Aluminum tubes with stainless steel hardware. Quick release design makes loading and unloading of boards an easy task. Designed to be easily removed and re-attached for use without a surfboard. Foam padding on the tubes prevent damage to your board. Maximum board weight 25lbs