Redhorse Performance hard line adapters make the transition from hard line tube to braided stainless steel or nylon hose a snap. Each fitting features Redhorse Performance's swivel seal construction and are cut on CNC machines from 6061 T-6 aluminum. Redhorse's unique design provides for quick assembly and easy alignment. You will need a 37° flare tool to flare hard line and our AN adapters to make the connection. All Redhorse Performance parts feature Redhorse's exclusive color-consistent anodizing and polishing to add the final touch of quality and protection.