Disco Freno Shimano Center Lock RT-EM300 Per E-Bike Diameter:180mm Lighter and more efficient than

Lighter and more efficient than chain guide rollers

Large adjustable air intake on the chin guard

bootie construction for all-day comfort

The air will be expelled through the pneumatic chamber while the oil remains in its original position

Disco Freno Shimano Center Lock RT-EM300 Per E-Bike Diameter:180mm Lighter and more efficient thanThe SHIMANO RT EM300 disc brake rotors for systems with speed sensors offer exceptional braking power in all riding conditions. SHIMANO's CENTER LOCK mounting system makes rotor installation and removal simple and quick thanks to the spline and lock ring configuration. FEATURES CENTER LOCK disc brake systemWide type disc brake rotor Not compatible with metal brake padsRecommended brake kit: MT520 MT500 MT420 MT400 PRODUCT SPECIFICATIONS MODEL N. RT