3/8" OD Tube X 5/16" OD Enlarger - PI131012S Compressed Air. Suitable for Vacuum. • Drink dispensers and pure water fittings. Outer Diameter: 3/8" Stem Outside Diameter (mm): 5/16" MPN: PI131012S Product Code: PI131012S This is an online offer only for a Limited Time! Availability: In stock Only £1.19 incl VAT. Delivery available to UK/Europe |