Ambidextrous Magpul SGA stock for Mossberg 500/590/590A1 shotguns. Features adjustable length of pull, ergonomic grip, recoil pad, and optional cheek riser compatibility. Made in USA.
Fits: Mossberg 500, Mossberg 590, Mossberg 590A1
The SGA Stock represents a thoughtful approach to modernizing the venerable Mossberg 500/590/590A1 platform. Magpul has engineered a buttstock that transforms the ergonomics and shootability of these classic 12-gauge shotguns.
The Mossberg 500/590/590A1 remains one of America's most reliable shotguns. The SGA Stock builds on that foundation by adding modern ergonomic features that enhance control, comfort, and versatility. Whether you're using your shotgun for home defense, sport shooting, or hunting, the SGA delivers the adjustability and performance you need.
The spacer system ensures proper fit regardless of your build or shooting attire, while the ambidextrous design welcomes all shooters to the platform.