Permanent locking point for use indoors or outdoors to keep vehicles and bicycles safe | Attach to solid concrete ground/walls | 16 mm hardened carbon alloy steel shackle | 1,6 cm cement anchor bolts installed directly into the cement | Includes 2 mansory bits (1- initial pilot hole, 1-final moly-bolt
14 mm six-sided chain links made of 3T hardened manganese steel for ultimate strength | Durable, protective nylon cover with hook-n-loop fasteners to hold in place | Includes maximum security New York Disc Lock with 15 mm max-performance steel shackle | Patented*, oval hardened steel crossbar for extra
12 mm six-sided, chain links made of 3T hardened manganese steel for maximum strength | Durable, protective nylon cover with hook-n-loop fasteners to hold in place | Includes Evolution series 4 Disc Lock with 14mm max-performance steel shackle | Patented*, oval hardened steel crossbar for extra
13 mm hardened max-performance steel shackle resists bolt cutters and leverage attacks | Patent-pending hardened double deadbolt design gives additional protection against twist attacks | New sliding dustcover | New double deadbolt design | Higher security disc-style cylinder is pick and drill