Radical M4 5.56/.223 10.5

The Radical Firearms 10.5" M4 Profile 5.56mm AR-15 is a compact semi-automatic firearm platform featuring a 10.5-inch barrel with an M4 contour and a free-float M-LOK rail system.

• Caliber: 5.56x45mm NATO (.223 Rem compatible)
• Barrel Length: 10.5 inches
• Barrel Material & Finish: 4140 Chrome Moly Vanadium (CMV) steel with Melonite finish
• Twist Rate: 1:7 twist
• Thread Pitch: 1/2x28 TPI with an A2 flash hider
• Gas System: Carbine-length or pistol-length gas system with a low-profile gas block
• Receivers: Forged 7075-T6 aluminum upper and lower receivers with Type III hard-coat anodizing
• Handguard: 10-inch RPR free-float M-LOK thin rail
• Capacity: 30-round magazine included