General description Sealey Speedfit® Stem Adaptor 15mm x 1/2"BSP - Pack of 2 is designed to convert coupling to male thread, making it a versatile component for various applications, including drinking water movement. This adaptor is part of a comprehensive range of high-quality components for the John Guest Speedfit® Air Supply Ring Main System. Technical specifications Model No.: CAS15STA Material: Strong Acetal Copolymer Dimensions: Ø15mm x 1/2"BSP EAN: 5024209645270 Other information