SB TACTICAL FS1913 FOLDING BRACE BLK A low-profile, left side-folding, strut design compatible with all platforms utilizing an M1913 interface at the rear of the receiver. The FS1913™ is a complete assembly offering pull-through opening and a solid lock-up when extended. Features • Advanced steel hinge design locks in both folded and extended positions • Pull-through design offering quick deployment • US veteran designed and proudly made in the USA • Product Includes: complete assembly, adjustable nylon strap fit: Platforms with M1913 interface at rear of receiver (SIG MPX, SIG MCX, SIG Rattler, Rock River LAR-PDS, etc.) width [max]: 1.2" length: 9.6" strap width: 1.0" weight: 10.0 oz color: Black