BRIGADE MFG BM-15 5.56 16 15 ULOK RAIL M4 30RD A56116131

16 Nitride barrel - 10 ULOK Rail System - ULOK takes both MLOK and Keymod Accessories - Dual Quick Detach sling points on handguard designed for optimal sling placement - Classic Forged upper and lower receivers - Optics Ready picatinny flat top - M4 butt stock and A2 grip for easy end-user customization - Cerakoted in Armor Black for high durability - Comes with 1-30rd magazine Manufacturer Part Number: A56116131