M31 Firing Pin Bushing
The M31 Firing pin Bushing for the M31 Semi Auto bolt. This bushing is pressed in to the front of the bolt forming the primer pocket.
M31Trigger Only Assembly
M31 Safety Spring
M31 Receiver Center Section semi auto
M31 FIRING PIN RETURN SPRING
M31 Trigger Spring
M31 Semi Auto Charging Block
M31 Buffer Spring Cup
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