The Radical Firearms 10.5" Hbar Contour 300BLK AR pistol uses MIL-STD Upper and lower receivers along with our 9" MHR free float rail system for increased accuracy, keeping your hands cool, and giving you plenty of room for accessories. Starting in 2019 we are excited to be add the SB-Tactical SBA3 5 postion adjustable pistol brace line of pistols. Regardless if it’s your first or fiftieth, a Radical Firearms AR rifle will not disappoint!

  • Barrel Length: 10.5"

  • Barrel Material: 4140 Chrome Moly Vanadium

  • Barrel Finish: Melonite

  • Barrel Profile: Hbar

  • Barrel Thread Pitch: 5/8x24

  • Chamber: 300BLK

  • Twist Rate: 1:8

  • Barrel Extension: M4 Feed Ramps

  • Gas System: Pistol Length

  • Gas Block Type: .750 Low Profile Gas Block

  • Muzzle Device: A2 Flash Hider

  • Upper Receiver Material: Forged 7075 T6

  • Upper Receiver Style: M4 MIL-STD

  • Upper Receiver Finish: Type III Anodizing

  • Forward Assist: Yes

  • Dust Cover: Yes

  • Handguard Type: Free Float

  • Handguard Style: M-lok Hybrid Rail

  • Handguard Length: 9"

  • Charging Handle: MIL-STD

  • Lower Receiver: Forged 7075 T6

  • Lower Receiver Finish: Type III Anodizing


  • Fire Control Group: MIL-STD

  • Buffer Tube: Carbine Buffer Tube

  • Pistol Brace: SB-TACTICAL SBA3

  • Magazine: 5.56 30 Round

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Compare prices for 814034022026 - Radical Firearms .300 Blackout AR-15 Semi Auto Pistol 10.5" Barrel 30 Rounds 9" Free Float M-LOK MHR Handguard SB-Tactical Pistol Brace Black RF01292 from all vendors

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$15 flat rate per 50 lbs. including firearms

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