Trainer Variable Resistance unit

Parts Included:

  1. Fully assembled SD-100 Resistance Unit Assembly
  2. Allen Head Bolts
  3. Lock Washers
  4. Instructions

The lever assembly friction has been preset at the factory. The cable tension on your SD-100 resistance unit has been pre-adjusted at the factory. 

Driver roller measures approx. 2 1/2"

Please note: Do not mount bicycle to trainer until you have read the instructions

Made in Italy