ROTOR RTEM300 C/Lock int/ext W/mag 160mm

Taxes incluses.

RT-EM300 E-bike rotors with built in speed sensor magnet providing consistent braking performance through energy control
Rotor houses the magnet necessary for speed sensor function on Shimano STEPS equipped E-bikes allowing frame clearance for wider tyres
For rear wheel use only
Rotors are durable lightweight and rigid, using the proven Shimano Center Lock system giving increased strength and security with an easy set-up
Precision cut and drilled braking surface improves pad clearing in muddy conditions while aiding cooling under high load
For use with resin pads only
Super polished wide type braking surface gives excellent braking performance