Based on the popular SBM4 brace design, the SBA4 from SB Tactical is a 5-position adjustable brace for AR pistols.
The newest 5-position adjustable brace from SB Tactical, the SBA4 is compatible with all pistol platforms that will readily accept a mil-spec carbine receiver extension. The SBA4 includes a 7075 mil-spec carbine receiver extension and an adjustable 1-inch nylon strap for a custom fit.
It features an integrated ambidextrous QD sling socket and adds stability while shooting by adding a third point of contact. The SBA4 is ATF-compliant and weighs 10 ounces. It measures 7.5 inches when collapsed and 10.25 inches when fully extended.
MSRP on the SBA4 Pistol Stabilizing Brace is $169.99.