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 6 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 manufacturers warranty