This is to take the lock ring off the drive side of some RS7 Middleburn Cranks, so you can change the spider or uno chainrings.
I printed with the hex down so the tool would come out cleaner and i used it with a ring spanner to help the hex stay in good nick :)
1 Likes5 DownloadsApril 25, 2022
1 Likes5 DownloadsApril 25, 2022