1/2" OD Tube X 5/16" Stem Tube Reducer - PI061610S Compressed Air. Suitable for Vacuum. • Drink dispensers and pure water fittings. Stem Outside Diameter (mm): 1/2" Outer Diameter: 5/16" MPN: PI061610S Product Code: PI061610S This is an online offer only for a Limited Time! Availability: In stock Only £1.40 incl VAT. Delivery available to UK/Europe |