Sons of Liberty Gun Works M4-EXO3 AR-15 14.5 inch .223 Wylde Upper Receiver Group

Sons of Liberty Gun Works M4-EXO3 AR-15 Upper Receiver Group with EXO3 rail system. These uppers feature 7-sided M-LOK slots, anti-rotation tabs and a solid lockup for optimized weight distribution and barrel rigidity. Uppers are assembled with V2 gas blocks made from 4140 steel for a solid, efficient gas seal. Specifications: Manufacturer: Sons of Liberty Gun Works; Caliber: .223 Wylde; Barrel Length: 14.5 in; Barrel Profile: Medium; Gas System Length: Mid Length; Barrel Twist Rate: 1-7; Finish: Anodized; Color: Black; Fabric/Material: 416 Stainless Steel; Handguard Length: 13.75 in; Gun Make: AR Platform; Gun Model: AR-15; Bolt Carrier Group Included: No; Charging Handle Included: No. Package Contents: Sons of Liberty Gun Works M4-EXO3 AR-15 14.5 inch .223 Wylde Upper Receiver Group. Four orderable variants exist (NMD, PB, ASR, HUX) with different muzzle devices. Compatibility: AR-15 platform.