.243 WIN RIFLE FEATURES: – Action: Semi-Automatic – Ambidextrous Safety: No – Barrel: 24 inch 1:8 Twist 416R SS 5R Rifling 5/8 x 24 threads – Caliber: .243 Win – Finish: Cerakote – Frame Material: Aluminum 7075 – Gas System: 0.750 Gas Block (Black Oxide) and Rifle Gas Tube – Grip: Mil-spec Polymer – Handguard: 20 Aluminum 6061 Full picatinny rail – Magazine Capacity: 5 Round – Mags included: 1 – Muzzle Brake: Included Designed to be 6 degrees forward wrench tightened w/o Loctite – Sights: None – Trigger: Milspec 5.5-6 lb pull – Upper: 7075 Upper – Overall Length: 44 – Weight: 9.3 lbs.