G&P 120mm M.T.F.C. System Outer Barrel Base (16M)

G&P 120mm M.T.F.C. System Outer Barrel Base (16M) Metal Construction ONLY For G&P M.T.F.C. System Metal Body ONLY Fit For Outer Barrel Extension (16M) (BRL069A~BRL069L) 14mm Clockwise