Kryptonite 000884 Keeper 5s Yellow Disc Lock Dual reinforced high security disc style cylinder 5mm pin diameter fits smaller vent holes Compact, lightweight and weatherproof Includes 2 Stainless Steel keys, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking Stapler style disc lock immobilizes vehicle to prevent roll-away or ride-away theft Includes bright orange reminder cable to prevent riding away while disc lock is engaged