Shimano EW-RS910 Di2 Internal Junction A Box imp Whether it's your Carbon seatpost

Whether it's your Carbon seatpost having a mind of its own or your Carbon stem is struggling to grip your handle bars

high performance Chamois Cream

flexible and lightweight TR90 frame

0mm in 68mm wide shell

256g (Small)

Shimano EW-RS910 Di2 Internal Junction A Box imp Whether it's your Carbon seatpostDesigned for use as a bar end on drop handlebars or with designated frames, the RS910 junction is a 2 port option for internal E TUBE wire routing, charging, battery monitoring, and shift mode switching. Specifications Built in type Junction A for specific frame or handlebar end Please check with manufacturer for compatibility Mfr Claimed Weight 11g