S&T MP40 / M12 / Sten Low Cap Magazine (55 Rounds)

S&T MP40 / M12 / Sten Low Cap Magazine (55 Rounds) Spare magazine for MP40, Sten and M12 AEGs. These will fit most brands except SRC. Holds the standard 55 rounds and has a sheet metal casing with plastic internals. Features: Metal casing Plastic internals 55 BB capacity Fits AGM & S&T