Aeroquip FCC0620-06AN Teflon Racing Hose - 20 Feet Extruded Teflon smooth bore inner tube for superior fluid compatibility Stainless steel outer cover for excellent abrasion resistance Great choice for many applications, including off-road brake, transmission, clutch, gauge, N2O, power steering, hydraulic, and air conditioning This 20 foot section of hose is size -06, has .32 inch inside diameter, .43 inch outside diameter, maximum operating pressure of 2500 PSI, 4 inch minimum bend radius, and 28 inches/HG vacuum service 1 year limited manufacturer's warranty