Radical Firearms 300 BLK AR-15 Barreled Upper Receiver - M-LOK Skinny Hybrid Rail - 16"

NOTE: This barreled AR-15 upper does not include a bolt carrier group or charging handle.

The Radical Firearms 16" .300 BLK Heavy Barreled Upper Receiver is a MIL-STD drop-in solution for your next AR build. This MIL-STD barreled upper receiver provides an outstanding solution for any budget with its quality material craftsmanship and Radical's lifetime warranty. This 16" 300BLK HBAR Barreled Upper includes a 15" skinny free float rail system with M-LOK slots and picatinny sections near the muzzle. Complete the build with your favorite lower receiver, charging handle, bolt carrier group, and sights, then head for the range.

Features:

• Chambered in 300BLK with 1:8 twist rate
• 16" 4140 chrome moly vanadium steel HBAR barrel with Melonite finish
• 5/8x24 thread pitch - A2 flash hider
• 15" free float Skinny MHR M-LOK handguard
• Pistol length gas system
• Forged 7075-T6 aluminum material with type III anodizing
• M4 MIL-STD receiver style
• M4 Feed ramp
• .750 low-profile gas block