CarbonDry Japan Big Pulley Kit Medium Cage Campagnolo 11S Gloss Black 9200 ROTOR Round Rings BCD110x4 SRAM®

ROTOR Round Rings BCD110x4 SRAM® AXS Drivetrain compatible

Clever design still looks cutting edge some 10 years after its initial release

machining precision and assembly

minimize fatigue and reduce stress on the knees• Q-Rings virtually decrease the gear ratio in the dead spot and increase the gear ratio in the power phase where the rider exerts the most force• Q-Rings are available for nearly all standard cranks on the market• Q-Rings are quick and easy to mount with up to 5 different Optimum Chainring Positions (OCP)• Q-Rings have already played a part in many Tour de France

the fastest most reliable bearings we have ever produced

CarbonDry Japan Big Pulley Kit Medium Cage Campagnolo 11S Gloss Black 9200 ROTOR Round Rings BCD110x4 SRAM®CDJ Big Pulley Kit (BPK) has some advantages. 1) Pedaling with the BPK is lighter than a normal derailleur because the friction loss will be decreased. Several customers reported that their average speed increased more than 2km h by their cycle computer. 2) You can use Outer Low (front outer gear and rear inner gear) smoother than with normal derailleur. Normally, it will be quite difficult to use gear combinations like this with a normal rear