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Combine MBS 72T wheel pulleys with MBS Rockstar II or Rockstar Pro hubs to take the first step toward electrifying your ride. Ideal for 8" tires, but also works great with smaller tires, especially for hilly areas and high-torque burnouts. Tooth width 17mm, perfect for 15mm wide belts.
| Color: | Blue, Purple, White |
| Size: | 20, 24 |
| Material: | 100% Polyester |
