MPA Side Folder Assembly with Stock – Full Size DMG Aluminum Frame – 9mm/57

Aluminum lowers have serial number prefix FX or FJ. Steel frame lowers have serial # prefix B, F, J or V.

Side Folder Assembly, including:

• Side Folder Mechanism
• Fasteners
• MPA Low Profile Stock (Black)

This complete system will allow you to attach our Side Folding Stock to an MPA Carbine. The stock will fold towards the shooters left side, away from the ejection port. The side folder locks in both the “open” and “closed” position.

This is designed for MPA DMG  20 Series and 57 Series Carbines, 30 and 57 Series Pistols. Aluminum Frame Only.

Please note, if this item is added to any MPA Pistol, this converts the weapon into an SBR, which is an NFA weapon