Quick view SilencerCo Silencerco Threaded Barrel, Silencerco Ac860 Threaded Brl Glock 34 1/2x28 $153.79 $143.65 G34: gen 1-4 (not gen 5).All pistol suppressors require a threaded pistol barrel.Silencerco noticed a market need for high quality pistol barrels and we stepped in to offer them.Holding to the same commitment to quality as all of our products, the... Compare Add to Cart