Twin Line Welding Hose, Hose Inside Dia. 1/4 in, Hose Length 100 ft, Hose Color Green, Red, Hose Tube Material Neoprene, Hose Cover Material Synthetic Rubber, Max. Working Pressure @ 70 F 200 psi, Temp. Range -40 Degrees to 120 Degrees F, Standards ARPM IP-7, CGA E-1, Hose Configuration Coupled Assembly, Hose Grade T, Hose Fitting A Material Brass, Hose Fitting B Material Brass, Hose Fitting A Type UNF, Hose Fitting B Type UNF, Hose Fitting A Size 9/16 in, Hose Fitting B Size 9/16 in