The Jentra JP9 Grip Frame Insert Plug for (Gen 4-5) Glock models 17, 17L, 18, 19, 22, 23, 24, 25, 31, 32, 34, 35, 37. Please note: This plug sits deeper into the grip cavity to accommodate the OEM Removable Backstraps. When installing the plug for behind the half-moon shelf on the inside of the magwell rather than on top of it.
The Jentra JP9 Grip Frame Insert Plug is designed to close the open cavity at the bottom of the grip, not allowing debris to enter and reach trigger assembly and firing pin. This plug utilizes the lanyard hole for retention. Used by LE & military worldwide.