Shimano RT-EM300 Disc Rotor 180mm Width-68/73mm 2 Color Black Rise 40

2 Color Black Rise 40 Material Aluminum Defined Color Black Back Sweep (deg) 34 Bar Clamp Diameter (mm) 31

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in that one side can be used with cups featuring non-removable bearings (pressure is applied precisely on the outer race preserving the integrity of the bearing itself) while the other is used for cups featuring removable bearings (pressure is applied to the cup race via a chamfered surface reducing the risk of slippage)

Comfortable shape and material

Shimano RT-EM300 Disc Rotor 180mm Width-68/73mm 2 Color Black Rise 40Shimano RT EM300 Disc Rotor 180mm. SHIMANO RT EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. Shimanos CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design. TECH SPECS Hub Disc Compatibility Center Lock Disc Rotor Size (mm) 180