SB Tactical SOB AR / AK Pistol Brace - Black - The SOB Pistol Stabilizing Brace was designed to provide increased stability and improved accuracy while firing with one hand. The skeletonized design is thinner and lighter than the original SB15 brace while still providing the same functionality. The polymer construction firmly contours to your forearm and while the adjustable nylon stabilizing strap wraps around your arm reducing fatigue while firing one handed. Features Made in the USA ; Designed for firing one handed; Improves accuracy and stability; Cavity Depth: 6.5in;