Home ProductsAccessoriesAir Line AccessoriesAir Coupler & PlugCompositeTube Share Tube View: Model : CNC40PComposite Coupler -8x12mm Tube, Nitto Type, Add To Inquiry Model : CNC30PComposite Coupler -6.5x10mm Tube, Nitto Type, Add To Inquiry Model : CNC20PComposite Coupler -5x8mm Tube, Nitto Type, Add To Inquiry