.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.