Shimano Steps EM600 Centre Lock Disc Brake RotorSpecifically designed for use with Shimano’s speed sensor systems, this E-MTB disc brake rotor provides consistent and powerful braking performance on rugged mountain bike trails. It features a robust and reliable Ice Tech design, which dramatically reduces heat build-up in its brake system to ensure performance is always high. Whether you’re taking a steep downhill stretch or navigating into tight corners, this disc brake rotor offers smooth and dependable braking on every off-road adventure. Coming complete with a Centrelock mounting system, installing and removing has never been easier thanks to its spine mount and lock ring design. Features: Use: E-bike, E-MTB Recommended Brake Kit: M6000/MT520/MT420 Type: Narrow disc brake rotor Centrelock: Yes Remarks: For rear only with magnet bracket Pad Compatibility: Metal or Resin Part Numbers: 160mm: RTEM600S; 180mm: RTEM600M; 203mm: RTEM600LA 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.