Fab Defense FX-M4SKSB Chassis Conversion with M4 Collapsible Stock for SKS

The Fab Defense FX-M4SKSB is a chassis conversion system designed specifically for SKS rifles. This system replaces the original wooden stock with a modern tactical chassis featuring an M4-style collapsible stock. The conversion allows for improved ergonomics, modularity, and tactical accessories mounting while maintaining the rifle's original functionality.