M31 Buffer Spring Cup
This is the M31 Spring Cup used in the Buffer Assembly. This part stops the bolts in the rear position on the M31 Rifle. The other two components in this assembly are the Buffer Washer and the Return Spring (Sold Separately).
M31 Receiver Center Section semi auto
M31 Semi Auto Receiver Assembly instructions and BATF Approval Letter
M31 Semi-Auto Assembled Receiver (FFL Required)
M31 Charging Handle Return Spring
M31 Rear Sight Screw
M31 Lower Receiver Section Machined
M31 Trigger Spring
M31 Suomi 36 Round Stick Magazine
Share your knowledge of this product.
Be the first to write a review »
TNW Firearms. All Rights Reserved.