Your choice of black fabric braid or traditional stainless steel braidedPro flex hose features traditional stainless steel braided outer jacket with Russell's race proven CPE synthetic rubber inner linerIt's superior construction enhances bend radius yet will not collapse under extreme heatIdeal for street use or full competitionPro classic hose utilizes a black nylon fabric outer braid over Russell's proven SPE synthetic rubber inner linerThis not only looks good, it is light weight and easy to work withSimplifies routing, cutting and assemblyHas a great bend radius with a max pressure rating of 350 psiEngineered to work with Russell full flow hose aluminum hose ends in straight 45- and 90° in AN6 or8 sizesAluminum adapter fittings are available in wide combination angles and pipe thread sizesHose ends and adapter fittings are available in two finishes, black anodized and Endura; Endura simulates the appearance of stainless steel