Aeroflow's 200 Series PTFE fittings are a braised full flow fitting. The purpose designed olive compresses into the PTFE (Teflon®) inner tube for easy, leak free assembly. All angles are mandrel bent, eliminating sharp changes in direction for optimum flow. Our 200 Series fittings allows 360° rotation to allow for easy adjustment making them an excellent choice for the automotive enthusiast for use in power steering, automatic transmission, nitrous, fuel systems, cooling systems, vacuum applications, oil systems, brake and clutch lines. Compatible Hose: 200 Series Stainless Steel braid and 250 Series Nylon braid PTFE (Teflon®) hose.Note: We recommend 200 or 250 series hose in E85 applications. Hose ends are hard anodised (excluding Silver finish).