Force roller set 12 units 20mm Jcosta

The replacements for the transversal variators from J.costa. are the equivalent of the rollers in a conventional variator.
They are manufactured with different diameters and weights.

Length

- 20mm
- 25mm
- 31mm
- 34mm
- 38mm

Weights

- 8 grams
- 9 grams
- 10 grams
- 12 grams
- 14 grams
- 16 grams