The three-stage AutoLock is made from cold-drawn 4130 aircraft seamless alloy steel tubing, engineered using computer-aided design and state-of-the-art machinery. The high-tech and patented cam and ball bearings system ensures that the baton stays open while performing striking or jabbing techniques. Black gun finish, SuperGrip, Power Safety Tip, Positive Lock. 10″ with baton closed. 22oz.