General description Sealey Straight Adapter 28MM 1' BSP is a strong and durable straight adaptor made from Acetal Copolymer. This versatile component is designed to convert pipe ends to male threads and can be used for both compressed air systems and drinking water movement. It is part of a comprehensive range of high-quality components for the John Guest Speedfit® Air Supply Ring Main System. Technical specifications Material: Acetal Copolymer Size: 28mm x 1"BSP Model No.: CAS28SA Usage Converts pipe end to male thread. Suitable for workshop compressed air ring main installations. Can be used for drinking water movement.