Rt-em600 e-bike rotors with built in speed sensor magnet providing consistent braking performance through energy controlkey features:rotor houses the magnet necessary for speed sensor function on shimano steps equipped e-bikes allowing frame clearance for wider tyrescompatible with e8000 e7000 e6000 e5000 systems and for rear wheel use onlyrotors are durable lightweight and rigid, using the proven shimano centre-lock system giving increased strength and security with an easy set-upprecision cut and drilled braking surface improves pad clearing in muddy conditions while aiding cooling under high loadlarge alloy spider is a highly rigid and lightweight support for the rotor surfacesuper polished braking surface gives excellent braking performance
Rt-em600 e-bike rotors with built in speed sensor magnet providing consistent braking performance through energy controlkey features:rotor houses the magnet necessary for speed sensor function