MAHLE Smartbike Systems X20 TCS Bottom Bracket - PF46-24 With Torque/Cadence Sensor Weight (oz)-14.1 TiNox rails

TiNox rails

Overlapping Composite Matrix handle

Shimano Tourney FC-TY501 cranksets deliver reliable precise DUAL SIS shifting for MTB

Two piece design allows easy access and full use of all tools and adds leverage when tightening bolts

MAHLE Smartbike Systems X20 TCS Bottom Bracket - PF46-24 With Torque/Cadence Sensor Weight (oz)-14.1 TiNox railsMAHLE 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 Size PF46 24