Titanium reinforced for high-tech strength—three times more pry-resistant than other combination locks. Anti-rap security with dual ball bearing locking and a superior cut-resistant hardened steel shackle. Combination scrambles when shackle is closed. Scratchproof ABS plastic cover over die cast body. Manufacturer’s no-rust lifetime guarantee. Black. 3-3/4w x 1-7/8d x 6-1/2h.