This 25 foot nylon re-koil hose is assembled with re-usable, full flow 1/4" MNPT swivel fittings on both ends to avoid twisting and kinking. Nylon re-koil hose is perfect for connecting to overhead air lines to keep the hose off the floor and resists abrasion. Maximum working pressure of 200 PSI at 70 degrees Fahrenheit. 1/4" male national pipe thread 3/8" hose inside diameter Working temperature range of -40 degrees Fahrenheit to 180 degrees Fahrenheit 1/4" male national pipe thread 3/8" hose inside diameter Working temperature range of -40 degrees Fahrenheit to 180 degrees Fahrenheit