Safety your with NJMK locks！ The gun lock is used to block the trigger when lock is fitted. The adjustable ratchet mechanism makes it easy to attach, lock and remove, suitable for different guns. Gun owners need it to discourages theft and protects valuable guns from tampering. Heavy duty lock body is made of durable zinc alloy. Firearm Safety Tips: 1. Keep firearms pointed in a safe direction at all times, even when unloaded 2. Store firearms unloaded and locked 3. Store ammunition separately under locked 4. Never store firearms in a place accessible to children 5. Teach children basic principles of firearm safety Color: Blue Material: Zinc Alloy, Rubber A weight: 0.38 LB/pcs Package includes: Package : Package A : 1 x Lock Package A : 3 x Lock Package A : 5 x Lock