Goodridge hydraulic clutch lines feature high performance hose with plated mild steel hardware The Teflon inner liner is an inert material, which is compatible with all hydraulic fluids, has a heat range of -158deg to 500deg and shields systems from moisture The hose features black PVC coating The PVC coating adds great looks, abrasion protection and contains a UV inhibitor The stainless steel braid is superior in pressure rating, flame resistance and volumetric expansion All hardware is made from durable chromed mild steel.