GGP THREADED BBL FOR GLK17 COPPER
Grey Ghost Precision, GGP-17, Match Grade Barrel, Threaded 1/2X28, 9MM, DLC Finish, Copper, For Glock 17 Gen 3-4
Drop in match grade barrel made by Grey Ghost Precision. Grey Ghost Precision advises that this barrel be used with brass" factory loaded ammunition. Thread Pitch: 1/2 x 28 TPI