Radical Firearms 10.5in 300 Blackout Upper Assembly with 10in RPR, M-Lok Thin Rail

The Radical Firearms 10.5″ HBAR profile 300BLK is a MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and hit the range.Simply add your BCG,charging handle and you are ready to go. Built with our 10″ RPR free float rail system for increased accuracy and keeping your hands cool. No matter what your style of shooting is, Radical Firearms has you covered. Specifications for Radical Firearms 10.5in 300 Blackout Upper Assembly with 10in RPR, M-Lok Thin Rail: Manufacturer: Radical Firearms Cartridge: .300 AAC Blackout Barrel Length: 10.5 in Barrel Profile: HBAR Gas System Length: Pistol Length Barrel Twist Rate: 1-8 Threads per Inch: 5/8×24 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Finish: Type III Anodized Color: Black Gun Model: AR-15 Fabric/Material: Forged 7075-T6 Aluminum Gas Block Journal Size-Diameter: .750 in Handguard Length: 10 in Handguard Style: Thin Rail Gun Rail: M-LOK Gun Type: Rifle Barrel Material: 4140 Chrome Moly Vanadium Magazine Included: No Features of Radical Firearms Radical Firearms 10.5in 300 Blackout Upper Assembly with 10in RPR, M-Lok Thin Rail M4 Feed Ramp barrel extension Barrel Finish: Melonite Chamber: 300BLK Forward Assist: Yes Dust Cover: Yes Package Contents: Radical Firearms 10.5in 300 Blackout Upper Assembly with 10in RPR, M-Lok Thin Rail