Carbon pulleys sets
Material : CARBON
* Bearing option :
Ceramic balls or Full ceramic
Color : Black
Q'ty : (2 pcs/ per set )
(Upper pulley- Lower pulley) :
RS PYK11 (11T - 11T) (3 spoke - closed plate)
RS PYK13 (11T- 13T) (3 spoke - 3 spoke)
RS PYK22 (12T-12T) (5 spoke - 5 spoke)
RS PYK24 (12T-14T) (5 spoke - 5 spoke)