The Strike Industries Threaded Barrel for GLOCK(TM) G19 provides a union between match grade performance with unsurpassed reliability and reduction in weight without sacrificing accuracy and durability. The threaded barrel end allows you to attach a 1/2"-28 TPI compatible threaded device or the included thread protector. The unique straight fluted design helps reduce weight and increase cooling with some SI styling. Using pre-hardened 416R premium grade stainless steel material and precision machining tolerances of exacting details, the barrel is corrosion resistant with high tensile strength. The Strike Threaded Barrel is a quick and simple direct drop-in installation. Pick betwe Mfg: Strike Industries