The SB Tactical FS1913 PSB is a left side-folding pistol stabilizing brace designed for platforms that use an M1913 (Picatinny) interface at the rear of the receiver. This assembly features an aluminum strut and an advanced hinge intended to lock securely in both folded and extended positions. The brace ships as a complete assembly and includes an adjustable nylon strap for shoulder or forearm stabilization.
Key Specifications
- The strut material is aluminum.
- The color/finish is black.
- The interface fit is M1913 (Picatinny) at the rear of the receiver.
- The design is a left side-folding strut for low-profile storage.
- The hinge uses an advanced steel hinge that locks in folded and extended positions.
- The deployment method is a pull-through opening for quick deployment.
- This product includes an adjustable nylon strap as supplied hardware.
- The brace is made in the USA.
- Compatible platforms include SIG MPX, SIG MCX, SIG Rattler, Rock River LAR-PDS and other receivers using a rear M1913 interface.
The FS1913 PSB combines a low-profile folding mechanism with an aluminum strut to provide a rugged, compact stabilizing option for AR-style pistols and compatible platforms. Its secure hinge and pull-through design are intended to make deployment reliable while maintaining a minimal folded footprint. The included nylon strap provides a simple stabilization method without adding unnecessary complexity.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




