MasterPiece Arms MPA30T Defender Top-Cocking 9mm Pistol, 5.5 in Threaded Barrel, 30+1, Black Cerakote
This MasterPiece Arms MPA30T Defender Top-Cocking pistol stands out with its closed-bolt, hammer-fired blowback action, 5.5-inch threaded barrel, and robust 30+1 capacity. Built on a machined aluminum lower with a durable Black Cerakote finish, it features the distinctive top-cocking configuration and MPA’s Sten-style magazine pattern. Made in Comer, Georgia, it combines practical design with rugged construction.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minor scratches and blemishes present. There is light brass blemishing around the ejector port.
What’s Included
- Original case
- One 30-round MPA-marked Defender-pattern magazine
The MPA30T Defender Top-Cocking is a 9mm semi-automatic pistol with a closed-bolt, hammer-fired blowback system. It uses MasterPiece Arms’ Sten-style straight magazines and holds 30+1 rounds, delivering the hallmark Defender layout with a top-mounted charging handle.
The 5.5-inch barrel is threaded 1/2x28 and includes a barrel extension/shroud. This example falls within the FX-prefix serial range known to indicate 1/2x28 muzzle threads, aligning with the marked thread specification.
The machined aluminum lower and Black Cerakote finish provide a sturdy, protective build. Controls include a manual safety, and the pistol wears adjustable iron sights with a rear notch plate. Textured polymer grips with finger grooves offer a secure hold.
A short Picatinny rail is integrated under the front of the lower. Overall length is approximately 11.25 inches, and weight is about 55 ounces. This model is made in the USA in Comer, Georgia.




