9.5mm square links made of 3t manganese steel

DuoCore: new patent-pending hybrid cylinder technology that provides greater safety

New patent pending design that attaches directly to the hardened lock. The links are not loose due to the strong grip of the link itself in case of attack.

Patent Pending KryptoLok Series 2 Integrated Lock Head with Claw Lock

Hardened lock design provides added protection against pry attacks

Weather-resistant nylon cover that prevents the paint finish from being scratched.

Compact folding for easier transport.

Includes 2 new keys in ?I?.