Genuine OEM Rolair Steel Braided Discharge Line Part # 178D15-KIT Includes: 15" long 178D nylon tubing 2 of BRNT0250 Brass Nut 2 of BRSL0250 Brass Sleeve 2 of BRRG0250 Brass Ring GENUINE OEM STEEL BRAIDED DISCHARGE LINE PART # 178D15-KIT Includes: 15" long 178D nylon tubing 2 of BRNT0250 Brass Nut 2 of BRSL0250 Brass Sleeve 2 of BRRG0250 Brass Ring If you are unsure, please contact us with your model and serial number and we will be happy to help.