Grease Gun M3 and M3A1 .45 Auto Barrel with Trunnion. This is a new 8"
barrel for the famous M3 or M3A1 Grease Gun. Made from high grade tool
steel and chambered in .45 auto. Ready to screw in and shoot! In the
white. This is threaded for an original military firearm and will not fit
the Valkyrie Arms semi auto.