CarbonDry Japan Big Pulley Kit for Shimano Short Matte

V2 turns to V3

PULLEY; 17T / 12T combination

Pulley material; AURUM+CF30. A kind of plastic but very strong like metal. Very light. Almost half of the aluminum weight. Contains 30% carbon fibre.

Hybrid ceramic bearing installed.

CAGE; Dry carbon twin plates 2 mm thickness,

FIT; Shimano R9100/R9150/R9170/R8000/R8050