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Angstadt Arms M13.5×1 LH 3-Lug Muzzle Adapter 9mm Adaptor – Black
Angstadt Arms 3-Lug Muzzle Adapter9MMM13.5×1 LHNitride FinishBlackFeatures:Made from hardened steel with a black nitride finishDoes not require the use of shims. Shims can be used if specific timing is desired….