julio 25, 2026Publicado Por En julio 25, 2026Shimano SMEW90 B DURA-ACE Di2 5-port Cockpit Junction Box USP-19967・Cockpit junction box compatible with TT specifications. Cockpit junction box 5-port specification. TT specification compatible. This 5-port type is used when attaching STI levers and other related parts such as DH bar shifters.
