1913 Adapter for Proof Defiance Lower. For use with bufferless uppers.
LBRY Tags: 3d2a; 3d printed; fosscad; proof defiance; 1913
1913 Adapter for Proof Defiance Lower. For use with bufferless uppers.
LBRY Tags: 3d2a; 3d printed; fosscad; proof defiance; 1913