The Molon Labe Sure Plug grip plug is designed for use with full size & compact Gen 4 Glock pistols secures in the frame utilizing the lanyard hole. It will keep dirt and debris out of the trigger area as well as help lead the magazine into the mag well. The Sure Plug Gen4 grip plug works on the following Gen4 GLOCKS models: 17, 19, 22, 23, 31, 32, 34, and 35. PLEASE *** NOTE: This grip plug will NOT install on a Gen 4 that is using any of the additional backstraps. *** Will not fit Model 21.
