17TS Oversized pulley wheel System KACTUS

Product description

*17T large size guide wheel set system

*17T pulleys or16T pulleys

*Saves 60% chain friction resistance compared to 11T guide wheels”

*Ceramic bearing version saves more than 2.4 watts of average power compared to the original shifting system

*Full carbon fiber cage

*Full 7075 aluminum alloy CNC cutting lightweight guide wheel and shaft pin

*17TS is suitable for Shimano 5800/5700/4700 /4600 105/Tiagra

*Ceramic Bearing Version Stainless Steel Hybrid Ceramic Bearing Version Steel Bearing Version

*Weight: 71.4g

*The ceramic Bearing version is 1.2 grams lighter than the steel Bearing version

*Shifting speed increased by 20%-26% for Shimano systems.

*Color: black

*Support up to 11-28 cassettes, compatible with 11-30 and 11-34 with the help of an RD extender.

This is the fastest RD pulley system.