What's in the Box Ruger 10/22 22LR Semi-Auto Rifle (1) 10-Round Magazine Cable Lock Owner's Manual The 10/22 Carbon Fiber features a Magpul X-22 stock w/M-LOK slots; optional QD sling mounting capability; integrated storage in the grip; threaded barrel and a Positive, push-button, cross-bolt manual safety. Includes 10rd rotary magazine and a thread cap. Firearm Features Cross Bolt Safety 1 / 2"x28 Thread Ruger BX Trigger Magpul MOE X-22 w / M-LOK Textured Stock Firearm Specifications Manufacturer: Ruger Model: 10/22 Caliber: 22LR Barrel Length: 16.1" Threaded Twist Rate: 1:16" RH Finish: Black / White Specks Magazine Capacity: 10 Rounds