AR .223, 5.56 and .308 Black Nitride Gas Tube With Roll Pin - Carbine Length 9.75in plastic handguard (mid length) -

plastic handguard (mid length) - Requires triangle shaped handguard end cap (not included)

SKU:  MRM87

Our most popular quad rail

56 (Fits Round End Caps)

SKU  BSRL76239

AR .223, 5.56 and .308 Black Nitride Gas Tube With Roll Pin - Carbine Length 9.75in plastic handguard (mid length) -AR . 223, 5. 56 and . 308 Black Nitride Gas Tube With Roll Pin Carbine Length 9. 75" SKU GTN02 Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case hardened surface. Nitride is a not a coating , but a metal treatment which increases surface hardness, corrosion resistance, with no heat degradation. Correct dimensions and bends . Easy install. Comes with roll pin.