4mm OD X 1/8" Stem Adaptor - 6811 4 1/8 Stem Outside Diameter (mm): 4 Connection/Thread Type: 1/8" MPN: 6811 4 1/8 Product Code: 6811 4 1/8 This is an online offer only for a Limited Time! Availability: In stock Only £0.86 incl VAT. Delivery available to UK/Europe |