The SB Tactical SBA4 is a 5-position adjustable stabilizing brace designed for platforms capable of accepting a mil-spec carbine receiver extension. It provides a compact, configurable mounting point with an integral ambidextrous QD sling socket and includes an adjustable nylon strap. The SBA4 is made in the USA and follows the design lineage of the SBM4.
Key Specifications
- The brace fits all platforms capable of accepting a mil-spec carbine extension.
- The unit is 5-position adjustable to provide multiple length-of-pull options.
- The design features an integral ambidextrous QD sling socket for sling attachment.
- Product includes a brace and an adjustable nylon strap.
- The cavity depth is 6.75".
- Available lengths are 7.5", 8.25", 8.8", 9.5", and 10.25".
- The strap width measures 1".
- The brace weight is approximately 10 oz.
- Color is specified as Flat Dark Earth (FDE).
- The maximum width is 2.25".
The SBA4 is purpose-built for shooters seeking a reliable, adjustable stabilizing solution that integrates a QD sling interface and a simple strap system. Its construction and feature set make it suitable for range use, precision work, and general-purpose handling where a compact, repeatable mounting position is desired. Tube (receiver extension) is not included.
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.




