Advantage Arms, Conversion Kit, 22LR, 4.02″ Barrel, Fits Glock 19/23 Gen3, Black Finish, 1-10Rd Magazine, Includes Range Bag Adjustable sights The last round lock open 30-second installation 1-year factory direct warranty Description Convert your Glock into a .22 or with an Advantage Arms conversion kit. Advantage Arms Glock Conversion Kit is Advantage Arms most accurate conversion kit for Glock.