M31 Semi Auto Home Built Receiver Kit
Approximately Ships in 8 weeks
This parts set is the for the manufacturing of a home built semi auto M31's receiver. These parts are available in this set, and are also sold individually.
The assembly, machining, and welding of these parts constitutes the manufacturing of a firearm and the BATF Letter provided with this set must be followed.
M31 Shroud Shim
M31 Semi-Auto Assembled Receiver (FFL Required)
M31 End Cap SEMI AUTO, SPRING GUIDE SHORTENED.
M31 SEMI AUTO BOLT ASSEMBLY
M31 Hammer Spring
M31 Buffer Spring Cup
M31 Lower Receiver Section Machined
M31 Y-Series Striker
Share your knowledge of this product.
Be the first to write a review »
TNW Firearms. All Rights Reserved.