1/2" OD Tube X 3/8" OD Enlarger - PI131216S Compressed Air. Suitable for Vacuum. • Drink dispensers and pure water fittings. Outer Diameter: 1/2" Stem Outside Diameter (mm): 3/8" MPN: PI131216S Product Code: PI131216S This is an online offer only for a Limited Time! Availability: In stock Only £2.19 incl VAT. Delivery available to UK/Europe |