No tools are required to replace these axles. They are compatible with the rear wheels of the following stroller models:
- classic & legacy red classic*
- classic twin*
- sport v1 & v2
- explorer
- hammerhead
- s3
- DOT
- navigator
*If you are purchasing for your legacy red classic or classic twin, we no longer hold stock of the black quick release axle. The steel axle will however, be compatible.