Shop › GRIFFIN BBL FOR GEN3/4 GLK17 W/COMP GRIFFIN BBL FOR GEN3/4 GLK17 W/COMP $186.00 Griffin Armament ATM, Fits Glock 17 Gen 3/4, 9MM, 5" Threaded Stainless Steel Barrel, Black Nitride Finish, 1/2X28 Threads, Includes Micro Carry Comp GAG17G4TB Quantity: Add To Cart Added! Griffin Armament ATM, Fits Glock 17 Gen 3/4, 9MM, 5" Threaded Stainless Steel Barrel, Black Nitride Finish, 1/2X28 Threads, Includes Micro Carry Comp GAG17G4TB