Mossberg has been in business since 1919 and has been a leader in innovation and quality since the beginning. They are the only shotguns purchased by the US Government that meet or exceed Mil-S-3443 Specifications. This fact speaks volumes about their quality and durability. Upgrade your Mossberg firearms with Factory Original Mossberg parts.
Built on the 500/590 platform, FLEX shotguns share the same durability and proven engineering with the convenience of their Tool-Less Locking System.
This patent pending system is a series of three connectors, that allows shooters a simple method of switching stocks, forends, and recoil pads for different shooting applications.
12.5" Length of Pull
Stock includes medium rubber recoil pad
Must be used with FLEX 500/590 system shotguns only