Shimano STEPS RT-EM600-M Disc Brake Rotor Integrated Speed Sensor Magnet - 180mm Center Lock For eBike Silver 27.5x2.20 Ovalised chain stays for increased

Ovalised chain stays for increased tire & sprocket clearance

They are designed for Shimano Dura-Ace 9100 Ultegra 8000 & 105 R7000 4-bolt cranks only

6mmx24tpi Width 68/73mm Color Gold

Bag (20730) and ski rack (20727) can be purchased separately

Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45-47 mm and a minor diameter (inside of notches) of 44 mm including: SRAM BSA DUB Race Face Cinch Rotor BSA30 Zipp Vuma Hawk Racing BB3086 and more

Shimano STEPS RT-EM600-M Disc Brake Rotor Integrated Speed Sensor Magnet - 180mm Center Lock For eBike Silver 27.5x2.20 Ovalised chain stays for increasedShimano STEPS RT EM600 disc brake rotors for speed sensor systems provide consistent and powerful braking on rugged mountain bike trails. Using Shimano's Ice Technology the rotor significantly reduces heat build up in the brake system to ensure consistent high performance braking even on the steepest downhill stretches Center Lock lockring design offers fast and easy installation For rear only with magnet bracket For narrow type brake pad only