Radical Firearms RF-15, Semi-automatic, Pistol, 223 Remington/5.56 NATO, 10.5" Barrel, M4 Contour 1:7 Twist, Black, B5 Type 23 Pistol Grip, Pistol Tube, Ambi Safety, 30 Rounds, 1 Magazine, A2 Flash Hider, 10" RPR M-LOK Handguard RF00139 FP105556M410RPR

The Radical Firearms 10.5" M4 Profile 5.56mm AR Pistol uses MIL-STD Upper and lower receivers along with our 10" RPR free float rail system for increased accuracy keeping your hands cool and giving you plenty of room for accessories. Regardless if it’s your first or fiftieth a Radical Firearms AR pistol will not disappoint!

• Barrel Length: 10.5"
• Barrel Material: 4140 Chrome Moly Vanadium
• Barrel Finish: Melonite
• Barrel Profile: M4
• Barrel Thread Pitch: 1/2X28
• Chamber: 5.56mm
• Twist Rate: 1:7
• Barrel Extension: M4 Feed Ramps
• Gas System: Carbine 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: MIL-STD
• Dust Cover: MIL-STD
• Handguard Type: Free Float
• Handguard Style: M-Lok Thin Rail
• Handguard Length: 10"
• Charging Handle: MIL-STD
• Lower Receiver: Forged 7075 T6
• Lower Receiver Finish: Type III Anodizing
• Safety: MIL-STD
• Fire Control Group: MIL-STD
• Buffer Tube: Pistol Tube
• Magazine: 5.56 30 Round

Manufacturer Part Number: FP105556M410RPR