Smith & Wesson's SR-25-pattern AR-10 in .308 Win with 18-inch barrel. Available with VTAC or standard handguard configurations. Type: Pistol Action: Striker-Fired Caliber: .40 S&W Capacity: 15 Year introduced: 2005, USA Weight: 192 oz Overall length: 38" Status: Active Intended use: Hunting, Precision Shooting, Sport Shooting