The USW conversion kit is the ultimate add on for the Hi-Capa that offers the operator the choice of using a pistol with an added stock

1 x CNC Aluminum R-Hop Arm

Can sustain tracer function without limitation of rps

The baseplate of the EPM1 has also been completely redesigned

Nine Ball SIG SAUER ProForce M17 14mm CCW Threaded Outer Barrel G&G The USW conversion kit isSIG SAUER ProForce M17 14mm CCW Threaded Nine Ball Outer Barrel 14mm CCW thread adapter for tracer units and suppressors Lightweight, durable CNC precision machined aluminum A dedicated threaded fixed outer barrel for the SIG SAUER ProForce M17. The lightweight and durable CNC machined aluminum build is precision cut to perfected fit the M17 slide. Add your favorite muzzle devices such as compensators, suppressors or tracer units with ease! In