Features: Barrel: 24" superior quality stainless steel (416R) with 5R rifling 1:10 twist Muzzle Brake: 5/8" x 24 stainless steel (416R) Lower: Aluminum billet (7075) Upper: Aluminum billet Handguard: 20" Aluminum M-Lok upper picatinny rail Gas Block: .750 4150 Steel Black Oxide Coated Gas System: Rifle Stock: Hogue fixed rifle stock Black Magazine: GLFA custom aluminum 5 round Black Trigger: Mil-spec 5.5-6 lb pull Grip: Standard Mil-spec BCG: Custom design Charging Handle: Custom design AR-10 Compatible parts: Lower parts kits trigger safety Overall Length: 45.50" Weight: 9.25 lbs