Braava and Mint Wheels Tires with Tread 4200 5200c 320 380t Evolution Replacement for Braava Compatible with Mint and Braava. Some models include 4200 5200 320 380 etc Includes 2 wheels with tread I added some photos to try and help show what needs to be done to take the old wheels off May not work with some older Mint Evolution. Make sure your unit looks like the wheels in the photo