DPM 5in Bull Barrel Edward Rivera Mechanical Recoil Reduction System Stainless MS 1911 A1-5 ER. The third spring which is contained within the rod controls the movement of the slide so it never rams on the frame. The system includes 3 different in...
DPM 5in Bull Barrel Edward Rivera Mechanical Recoil Reduction System Stainless MS 1911 A1-5 ER. The third spring which is contained within the rod controls the movement of the slide so it never rams on the frame. The system includes 3 different in...