Hardened steel chain reinforced with boron and titanium. Hexagonal shape increases the cross section - has 30,000 lbs. cut strength. Black nylon sleeve protects equipment. Pro Series shrouded lock protects the boron reinforced shackle. Genuine Master Lock Weather-ToughPadlock Cast iron shroud shields the specially hardened boron alloy shackle. High-security, pick-resistant 5-pin cylinder. Weather-tough plastic cover. Removable cylinder allows user to customize lock to specific keyring system. Made in U.S.A. Comes with manufacturer`s warranty. Available in 4` or 5` 6" lengths |