The SB Tactical MPX PSB is a three-position adjustable pistol stabilizing brace engineered to fit the receiver cuts of the SIG SAUER MPX and MCX platforms. It ships as a complete assembly ready to install and includes an integral M1913 receiver saddle and an adjustable nylon strap. The brace combines an elasto-polymer body with steel hardware and is finished in black. The MPX PSB is designed for users who want a compact, configurable stabilizing solution for compatible MPX/MCX pistols.
Key Specifications
- The model is MPX PSB.
- Fitment is SIG MPX / SIG MCX.
- Adjustment is a 3-position stabilizing brace.
- Material construction is elasto-polymer and steel.
- Includes an M1913 receiver saddle for installation.
- Includes an adjustable nylon stabilizing strap.
- The listed weight is 19.1 oz.
- Finish color is Black.
- Product type is Pistol Stabilizing Brace.
- Return policy is listed as this item cannot be returned.
Rugged and purpose-built, the MPX PSB provides a practical stabilizing option for compatible MPX and MCX pistols. Its three-position adjustability, integrated M1913 saddle, and included strap make it a ready-to-install upgrade for shooters seeking improved control and a compact profile without unnecessary complexity. Built from durable elasto-polymer with steel components and finished in black, this brace balances durability and functionality for informed users looking for reliable accessory options.





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