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Product information
Ultra Bee brake adapter — Super 73, Macfox, Ridstar & most e-bikes
Puts Ultra Bee brakes on most electric bikes (not e-motos). Simple sizing: buy a rotor about 40mm larger than your stock rotor.
- Stock 180mm rotor → get 220mm
- Stock 203mm rotor → get 240mm
Rotor thickness: 220mm is 2.8mm · 240mm is 3.5mm
Availability: 220mm in stock · 240mm 2-3 week pre-order
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