› stern-defense-mag-admp45-ar

Stern Defense MAG-ADMP45 AR-15/M4/M16 Magazine Conversion Adapter M&P .45 ACP Black 001-SD MAG-AD-MP-45ACP-M. CLICK HERE FOR BUFFER 45ACP UPPERS MUST HAVE AN ENLARGED EJECTION PORT. Convert your standard mil spec AR 15 M4 M16 lower assembly to use...