Laser Ammo 9mm SureStrike Laser Cartridge .45GAP Adapter Ring Stainless. If you are a Glock enthusiast and using a 45GAP caliber handgun and already own the Laser Ammo 9mm Premium kit you came to the right place No other Laser will work on your 45GAP 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 45GAP adapter ring is the way to go Use this adapter ring to convert your 9mm SureStrikeTM into a 45GAP laser training cartridge. Easy to install and no tools required Simply thread the 45GAP caliber adapter ring onto the SureStrikeTM 9mm cartridge. Install the safety pipe and nut and you are good to go Check out our accessories 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. Specifications for Laser Ammo 9mm SureStrike Laser Cartridge .45GAP Adapter Ring: Manufacturer: Laser Ammo Caliber: .45 GAP Fabric/Material: Stainless Steel Gun Type: Pistol Color: Stainless Package Contents: Laser Ammo 9mm SureStrike Laser Cartridge .45GAP Adapter Ring Laser Ammo 045GAP: 9mm SureStrike Laser Cartridge .45GAP Adapter Ring Stainless