Stainless steel braid is superior in pressure rating, flame resistance and volumetric expansion to all other materials, including aramid, resulting in unmatched stopping power PTFE liner is an inert material, compatible with all hydraulic and brake fluids and has a heat range of -158°F to 500°F Clear-coated lines feature PVC coating and beautifully chromed fittings Ebony lines feature PVC coating and matte-black zinc-plated fittings