Masterpiece arms 9mm, 30rd magazine for any mpa gun with a serial # which starts with b or f, as in b1234 or f5678.With older model guns, a slight modification to the mag may be required.

Caliber: 9mm Luger
Capacity: 30rd
Finish: Black
Model: Defender
Material: Polymer
Type: Detachable
Model Fit: Defender
Brand Fit: MasterPiece Arms
Capacity: 30

Magazine Restrictions:

The following states have magazine restrictions. Your order will not ship to those states if in violation of these laws and will be subject to cancellation and a 15% restocking fee.

California - Limited to 10-round capacity.
Connecticut - Limited to 10-round capacity.
Colorado - Limited to a 15-round capacity.
Delaware - Limited to 17-round capacity.
Hawaii - Handguns limited to 10-round capacity
Illinois (Cook Co, Aurora, Highland Park) - Pistol mags are limited to 10 rounds.
Massachusetts - Limited to 10-round capacity.
Maryland - Limited to 10-round capacity.
New Jersey - Limited to 10-round capacity.
New York - Limited to 10-round capacity.
Road Island - Limited to 10-round capacity.
Vermont - Handguns limited to 15-round capacity, Rifles limited to 10-round capacity.
Washington DC - Limited to 10-round capacity.
Washington - Limited to 10-round capacity.