SanTan Tactical STT-15 6mm ARC 18 Barrel 28-Rounds

STT-15 Features The San Tan Tactical STT-15-6ARC rifle is a superb example of industry-leading technologies from companies pushing the envelope with a desire to achieve more. The upper is cut from a single solid 7075T6 Certified Aerospace Aluminum. Propriety special burnished bore that gives a compacted internal surface resulting in a much smoother surface finish. The bore receiver extension face barrel nut threads and barrel extension surfaces are all machined in one operation ensuring tha