schematic of 'exploded' M11/9 Closed Bolt SEMI-AUTO

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Except where otherwise noted, all parts fit Atchisson Patent CLOSED BOLT SEMI-AUTO 9MM Guns, Models M11/9, MP11/9, CMP11/9, SMP11/9 (erroneously called Cobray), manufactured by S.W.Daniel, Leinad and FMJ ONLY.

THERE IS NO SUCH THING AS "COBRAY" FIREARMS.
THERE IS NO SUCH THING AS A "MAC-9" or "MAC-11".

READ the MANUFACTURER'S Model, Name and Address, stamped on the Right Side of the Lower Receiver, BEFORE ORDERING PARTS.

RB MAC M11/9 SEMI-AUTO Parts DO NOT ALL fit MasterPiece Arms MPA30 & MPA20 Guns.

Go to the MPA30 SEMI-AUTO PAGE to Order Parts for MasterPiece Arms MPA30s and MPA20s.

RB MAC M11/9 SEMI-AUTO Parts DO NOT fit Vulcan/Velocity Arms VMAC9 Guns.