Maximum Gold Sold Secure rated, wall-mounted bicycle storage hanger. AIRLOK’s hardened-steel frame and integrated 30mm hardened-steel locking pin combine to keep your bike safe while the impact-resistant rubberized mouth prevents frame scratch. AIRLOK is suitable for indoor and outdoor use and can be used with a wide variety of bike frames, providing a practical, super-secure way to store your bike at home, in the garage, shed or even in the office.