MasterPiece Arms MPA57DMG Defender | 5.7x28mm

The MasterPiece Arms MPA57DMG Defender is a semi-automatic pistol built around the 5.7x28mm cartridge and a machined aluminum lower and aluminum grips. It ships with a muzzle brake, a Picatinny optic rail, and one polymer magazine. For a compact red-dot that pairs well with this platform and stays under $1,000, consider a Trijicon RMR (Type 2) or a comparable compact micro red dot.

Common real-world uses include everyday carry where legal and precision target/competition shooting at the range.

Product Specifications

• The caliber is 5.7x28mm.
• The action is Semi-Auto.
• The frame material is Aluminum for reduced weight and durability.
• The grip material is Aluminum, machined to the receiver.
• The finish is listed as Black Cerakote.
• The optic footprint is PICATINNY.
• The product includes one (1) polymer magazine.
• The magazine capacity is reported as 20 rounds (magazine included) in several sources.
• The barrel is described as threaded and supplied with a muzzle brake.
• The thread size is listed as 1/2×28 in supplier material.
• Sights are specified as Adjustable.
• Reported weight is 59 oz.
• The overall length is given as 11.25 inches in product data.
• The model identifier is MPA57DMG.
• The UPC is 784672659758.

This Defender model delivers a lightweight aluminum construction with a Picatinny rail for optics and a threaded muzzle for use with brakes or muzzle devices. The side-cocker design and adjustable sights are intended for users who prefer a non-traditional control layout. Whether for licensed everyday carry where permitted or for precise range work, the MPA57DMG offers a distinct platform for the 5.7x28mm cartridge.