Liner, Compatible with Series 250 Amp S- MIG , Bernard BTB MIG Guns, Clean Air Fume Extraction Guns, FILTAIR Fume Extractions Guns, T- MIG Guns, TGX MIG Guns, Compatible with Model BTB Semi-Automatic MIG Guns and Legacy Q-, S- and T- Series MIG Guns, Welding Processes MIG Welding (GMAW), Maximum Wire Diameter 0.045 in, Minimum Wire Diameter 0.035 in, Overall Length 15 ft, Bore Diameter 15.88 in, Material Steel, Color White WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)