AR-15 M4 .223/5.56 Unassembled Basic Rifle Build Kit With 16 Barrel, Bolt Carrier & LPK

Specifications

• Upper receiver (USA made)
• .223/5.56 bolt carrier group (USA made)
• Standard charging handle
• Ejection port/dust cover assembly
• Forward assist assembly
• 16” .223/5.56 carbine barrel 1:8 twist (USA made)
• 1/2 x 28 thread pitch
• Carbine length gas tube
• 0.750 gas port
• Low profile gas block - steel
• Muzzle brake (birdcage design)
• 7 2-piece drop-in quad rail
• M4 feed ramps
• Delta ring assembly
• Handguard cap
• 6-position buttstock with swivel
• Mil-Spec buffer tube
• Buffer spring
• 3.0 oz. buffer
• Steel end plate
• Steel castle nut
• Lower parts kit (USA made)
• A2 pistol grip (style may vary)

DOES NOT INCLUDE LOWER RECEIVER