Modern Battle Rifle variant of the Jack series in .308 Win. Combines Sharps' distinctive billet aesthetics with an AR-10 platform. Type: Rifle Action: Semi-Automatic Caliber: .308 Winchester / 7.62x51mm NATO Capacity: 20 Year introduced: 2018, USA Weight: 176 oz Overall length: 37" Status: Active Intended use: Precision Shooting, Hunting