This high-performance check valve features a sturdy 6061-T6 aluminum alloy housing with a sleek black finish, designed for great longevity and corrosion endurance. Style: Modern Color: Black Process: Anodizing Assembly Required: No Mount Type: Hose Mount Material: 6061-T6 Aluminum Alloy, Stainless Steel Type: One-Way Check Valve Applications: Fuel, Engine Oil, Diesel, Air, etc.