Air Hose, Hose Inside Dia. 1/4 in, Hose Outside Dia. 1/2 in, Hose Length 50 ft, Hose Color Black, Hose Tube Material EPDM, Hose Cover Material EPDM, Max. Working Pressure @ 70 F 200 psi, Temp. Range -20 Degrees to 190 Degrees F, Standards RMA Class C, Safety Factor 4:1, Hose Fitting A Material Brass, Hose Fitting B Material Brass, Hose Fitting A Type MNPT, Hose Fitting B Type MNPT, Hose Fitting A Size 1/4 in, Hose Fitting B Size 1/4 in, Hose Configuration Coupled Assembly WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -