Smith & Wesson M&P15 SBR Features Built with a 7075-T6 aluminum receiver the M&P15 SBR delivers durability and strength while maintaining a lightweight profile at just 6.5 lbs. The 9-inch M-LOK free-float handguard allows for seamless accessory mounting and the Troy ambidextrous charging handle ensures ease of operation for both left- and right-handed shooters. This rifle is equipped with adjustable folding sights for quick target acquisition and features a flat-face trigger for a crisp and responsive shooting experience. The 1-in-7 rate-of-twist barrel enhances stability for heavier rounds while the ambi thumb safety provides enhanced control and security. With a Magpul PMAG 30-round magazine the M&P15 SBR is ready for high-performance use in a variety of scenarios. Smith & Wesson M&P15 SBR Specifications Caliber: .223 Rem / 5.56 NATO Barrel Length: 11.5 inches Overall Length: 27.8 - 31.1 Weight: 6.5 lbs Stock: Magpul MOE collapsible/folding Receiver Material: 7075-T6 aluminum Twist Rate: 1-in-7 Capacity: 30+1 rounds Magazine Type: 30-round Magpul PMAG Sights: Adjustable folding sights Handguard: 9 M-LOK free-float Charging Handle: Troy ambidextrous Trigger: Flat-face trigger Safety: Ambidextrous thumb safety Finish: Black anodized