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One end features a 14mm opening and the other fits into the tension springs to rotate the brake on its bolt
Designed with KMC's Special Dynamic K Configuration which offers unsurpassable chain strength
Features inner and outer plate chamfering to aid in smooth shifting
description light mount color black
Carrier shape prevents the entire rotor from deforming due to heat and reduces rubbing noise while riding
MAHLE Smartbike Systems X20 TCS Bottom Bracket Size:BB86 One end features a 14mmMAHLE TCS (torque and cadence sensor) bottom bracket helps riders conserve battery by measuring the power input from the rider and adjusting the support from the motor accordingly. Torque accuracy of approx. 95% (+ 5% of tolerance) Torque signal refreshing each 5ms Cadence signal of 40 pulses per revolution
