Sealey John Guest® Speedfit® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 Features: Speedfit® SuperThread pneumatic brass coupling. The SuperThread can be used with BSP (parallel), BSPT (taper), NPTF, PF and PT metal thread forms. The special polyurethane seal feature means no sealant needs to be applied to make the joint airtight. Technical Details: • Speedfit® SuperThread pneumatic brass coupling. • Size: Ø12mm Pipe to 3/8"BSP Thread. • Pack of 2. • For use with nylon tube • The SuperThread can be used with BSP (parallel), BSPT (taper), NPTF, PF and PT metal thread forms. • The special polyurethane seal feature means no sealant needs to be applied to make the joint airtight. • Model No. JGBC1238 • Model No. JGBC1238 Additional Information: • One of a comprehensive range of high quality components for the John Guest Speedfit® Pneumatic Coupling System. • Speedfit® SuperThread pneumatic brass coupling. • Size: 12mm Pipe to 3/8"BSP Thread. • Pack of 2.