This lockring spacer is automatically discounted by 60% off for customers also buying a Mac Ride. - STOCK AVAILABLE FROM THE BEGINNING OF AUGUST!
Do you ride with the Knock Block headset from Trek?
If yes, your spacers have notches on them. In order to be Mac Ride compatible, you need this wee KNOCK BLOCK Lockring Spacer.
The order for installation, Option 1, with knock bock spacers -
- Base: any knock block spacers you are keeping
- 2nd Layer: lockring spacer
- 3rd Layer: Mac Ride front mount spacer
- Then, your stem.
Option 2, removing knock block spacers:
- Base: lockring spacer
- 2nd Layer: Mac Ride front mount spacer
- 3rd Layer: Any standard spacers you wish to add
- Then, your stem.
Looking for a TREK lockring spacer closer to home? The part number is: #545523.