Adapt Your 9mm Smart Laser Cartridge To Work In Your Favorite .45 G.A.P. Handgun!If you are a Glock enthusiast using a 45 G.A.P. caliber handgun and already own the Laser Ammo 9mm Premium kit, you came to the right place! No other Laser will work on your 45 GAP except this one, and it gets even better then that.... with the Laser Ammo patented caliber adapter system, there is no need to buy another laser! The 45 GAP adapter ring is the way to go!Use this adapter ring to convert your 9mm SureStrike(Smart laser) into a 45 GAP laser training cartridge. Easy to install, and no tools required! Simply thread the 45 GAP caliber adapter ring onto the Smart SureStrike 9mm cartridge. Install the safety pipe and nut, and you are good to go!Check out our components page for the safety pipe & nut to use with this adapter ring.Important: All semi auto pistol adapter rings require the use of a safety pipe and nut.