Perfect for mounting Tour-Pak. Made of 12-gauge steel tubing; available in chrome, matte black and gloss block. Feature patent pending push-button detachable technology in a locking or non-locking version. Both styles quickly detach without thumb curling, finger twisting and knuckle chomping. Locking version features patent pending locking, push-button, detachable technology; push of a button easily locks luggage rack, and turn of a key quickly unlocks and removes luggage rack. Made in the USa.