223 WYLDE RIFLE FEATURES Action: Semi-Automatic Ambidextrous Safety: No Barrel: 16 inch, 1:8 Twist, Heavy Barrel (HBAR) 4150 CRMOV Nitride, 1/2 x 28 threads Caliber: .223 Wylde (Shoots both .223 REM and 5.56 NATO) Feed Ramps: M4 Finish: Cerakote Frame Material: Aluminum 7075 Gas System: 0.750 Gas Block (Black Oxide) and Carbine Gas Tube Grip: Mil-spec, Polymer Handguard: 15.25" M-Lok Aluminum 6061 Full picatinny rail Magazine Capacity: 30 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: 33.25 Weight: 6.8 lbs.