Shimano Ultegra R8050 Series Dealer's Manual page 119

CONNECTION OF ELECTRIC WIRES
Connecting to the dual control lever
SW-R9160/ST-R8060
For the following models, attach the electric wire of the product to junction A.
(A)
SW-R610
(B)
(A)
SW-R9160
ST-R8060
(B)
SW-R610
119
(A)
Junction A
(B)
Shimano original tool TL-EW02
(A)
Shimano original tool TL-EW02
TECH TIPS
The port shape is different only for SW-R610.