This Complete Kit will turn ANY 9mm Hand Gun into a Safe Training Weapon which can be Used ANYWHERE, ANYTIME!!! With Additional Adapters, it can be used with.40,.45 ACP &.45 Long Colt caliber Handguns & 12 Gauge Shotguns! 100% Secure - A live round cannot be loaded; the Safety Nut shows that a laser bullet is in the weapon; no insertion rods to wear and cause a loose fit No Misfires - Unlike laser bullets activated by vibration, SureStrike can only be activated by the firing pin Low Profile - SureStrike does not interfere with holstering, drawing, or loading Cost effective - Best value for the money, 5000 shot guarantee, low cost recharge. Stable - Aligned, fixed in barrel, and doesn't fall out! Reliable - Activated by firing pin, not vibration Practical - Low profile design allows whole range of drills; no installation tool required Kit can be used with both handguns and shotguns