Shimano RT-EM910 eBike Centerlock Internal Serration Disc Brake Rotor - 203mm - Centrelock Envelope Shipping Palm Style: A synthetic palm

Palm Style: A synthetic palm with 3mm padding keeps your hands protected and smooths out the worst of the chatter and vibration coming through the bars

and commuter bikes can definitely benefit from them

Ventilation: 21 vents throughout

Eco-friendly with incredible sealing capabilities

as that is a function of the derailleur mechanics

Shimano RT-EM910 eBike Centerlock Internal Serration Disc Brake Rotor - 203mm - Centrelock Envelope Shipping Palm Style: A synthetic palmThe Shimano RT EM910 eBike Centerlock Internal Serration Disc Brake Rotor is a super high performing eMTB rotor that is purposely made to work with Shimano's STEPS System. They deliver very powerful and consistent braking performance in all riding conditions by using 'Shimano's Ice Technologies Freeza' feature that greatly improves heat dissipation. This ensures consistent, fade free performance braking even on the steepest and longest downhill