Upper Receiver | NBS – 7075 Aluminum – Pairs beautifully with any mil-spec lower – M4 Feedramps |
Barrel | NBS 16″ 6.8 SPC II M4 Contour 1:10 Carbine 41V50 Barrel – Parkerized |
Gas System | Carbine Length – APOC Armory Nitrided Steel Gas Block – Stainless Steel Carbine Length Gas Tube |
Handguard | 12″ Free Float Quad Rail – Black |
Muzzle Device | KAK Industry 1/2-36 Slimline Micro Flash Can |