Shimano STEPS RT-EM600-M Disc Brake Rotor Integrated Speed Sensor Magnet - 180mm Center Lock For eBike Silver 27.5x2.20 Includes tubeless valve and tape

Includes tubeless valve and tape Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Cassette Body Type SRAM XD Valve Presta Color Black Wheel Size 29" Defined Color Black ISO Diameter 622 / Road / 29" Rim Material Alloy Tire Type Tubeless Ready Clincher Hub/Brake Compatibility 6-Bolt Disc

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

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

Ovalised chain stays for increased tire & sprocket clearance

Shimano STEPS RT-EM600-M Disc Brake Rotor Integrated Speed Sensor Magnet - 180mm Center Lock For eBike Silver 27.5x2.20 Includes tubeless valve and tapeShimano 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