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$189.99
ULTRA BEE BRAKE ADAPTER
If you want to purchase a rotor, buy ~40mm above stock rotor.
Fits Super 73/Macfox/Ridstar and most other electric bikes!
Ex.
180mm rotor stock, get 220.
203mm rotor stock, get 240
220mm rotor is 2.8mm thick
240mm rotor is 3.5mm thick
Upgrade Everything. Fear Nothing.