13mm hardened performance steel shackle- Bent foot design for ease of use- High security disc-style cylinder is pick and drill resistant- Reinforced sleeve over crossbar and cylinder- Rotating dustcover to protect from dirt and debris- Vinyl coating protects bike finish- 2 stainless steel keys plus Key Safe Program for replacement keys- Lifetime warranty- Anti-Theft Protection Offer: with a paid registration, registered owners can be reimbursed in the event of theft due to the opening or breaking of the lock by forceSold each, case qty 6