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Shimano XTR R180P/S Disc Brake Adaptor for 180mm Rotor 74mm Caliper 51mm Frame | Propel Electric Bikes
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Shimano Deore SM-RT54-M Disc Brake Rotor- 180mm, Center Lock, For Resin Pads Only | Propel Electric Bikes
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Amazon.com: SHIMANO Deore SM-RT54-M Disc Brake Rotor - 180mm, Center Lock, Resin Pad Only : Sports & Outdoors
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