Shimano Ultegra di2 upgrade groupset 2 x 11 speed road race bike
Shimano Ultegra di2 upgrade groupset 2 x 11 speed road race bikeAll the parts needed to convert your bike to electronic DI2 gear changers. Included all cables, junction boxes, battery, battery charger, shifters, front and rear derailleurs. Groupset is for … Continue reading