What's in the Box Ruger 10/22 22LR Semi-Auto Rifle (1) 10-Round Rotary Magazine Cable Lock Owner's Manual The Ruger 10/22 Carbine features an 18.5" barrel with blued finish and bold black and red laminate stock. It offers 10+1 capacity and detachable rotary magazine. Drilled and tapped receiver makes optic mounting simple. Firearm Features Cross Bolt Safety Drilled & Tapped Gold Bead Front / Folding Leaf Rear Sights Firearm Specifications Manufacturer: Ruger Model: 10/22 Caliber: 22LR Barrel Length: 18.5" Twist Rate: 1:16" Finish: Black & Red Lamiante Magazine Capacity: 10 Rounds