4mm OD X 4mm OD Double Y Connector Tube X Tube - 55330-4-4 Gas in conformity with ISO 228 Class A Metric in conformity with ISO R/262 Outer Diameter (mm): 4 Outer Diameter (mm): 4 MPN: 55330-4-4 Product Code: 55330-4-4 This is an online offer only for a Limited Time! Availability: In stock Only £7.57 incl VAT. Delivery available to UK/Europe |