Reducing Union 5/16" OD X 1/8" OD - RU-312-125 Outer Diameter: 5/16" Outer Diameter: 1/8" MPN: RU-312-125 Product Code: RU-312-125 This is an online offer only for a Limited Time! Availability: In stock Only £21.48 incl VAT. Delivery available to UK/Europe |