Billet AR-15 Upper Assembly.
– NiB-X coated 7075 T6 Billet Aluminum upper and charging handle,
– NiB-X BCG,
– Match Grade 20″ .224 Nitromet barrel with NiB-X barrel extension,
– Nitromet gas tube,
– NiB-X low profile gas block,
– 15″ NiB-X MLOK aluminum handguard with hardware for mounting,
– NiB-X recoil and muzzle rise reducing compensator.
– Drops onto any Mil Spec lower receiver for ultimate reliability.