Vibrant's radius port adapter fittings are precision machined for fit and finish. They feature radius profiled angles at port inlet/ outlet for optimum flow. These adapters are ideal when connecting regulators and fuel lines to pumps and tanks, and are also useful for dry sump applications. All aluminum construction featuring precise thread engagement and a 37° sealing angle for a positive seal at maximum operating pressures. A black anodized finish is applied for appearance and durability. Each fitting is packaged complete with o-ring seal.