Shimano GRX Di2 Shifters with Flat Mount Calipers (ST-RX815 + BR-RX810) Size:Rear Brake - Left Hand The collar utilizes the Thomson
Baker’s notes & crumb story
Description
Shimano GRX Di2 Shifters with Flat Mount Calipers (ST RX815 + BR RX810) Size:Rear Brake Left Hand The collar utilizes the Thomson The collar utilizes the Thomson Seatpost bolt No more dropping your tools with greasy fingers or losing them on your workbench