GRX FC-RX810-1 Tooth Count:42T Other features include chamfered tips

Other features include chamfered tips

Elastomer gel backing for additional comfort and vibration damping

To be used for installing a 6-bolt type disc brake rotor to CENTER LOCK system hub/wheel (SM-RTAD05)

•Use with chain whip pliers TB-FW40 / TB-FW50 or freewheel turner TB-FW10 / TB-FW20 /TB-8860 / TB-8866 / TB-8868 to loosen sprockets

Smooth three-bearing axle: 2-ball

GRX FC-RX810-1 Tooth Count:42T Other features include chamfered tipsSHIMANO GRX Gravel Crankset 1x11 speed SHIMANO's new FC RX810 1 crank balances weight and efficiency for mixed terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. It is offered in 40T and 42T chainring options and 170, 172. 5, and 175mm crank arm lengths. FEATURES Optimum gearing for mixed terrains and riding styles Tighter gear steps maintain rhythm on