Perfect Fit Disc Brake Caliper Adapter for MTB Bike Front / Rear 180/203mm

Interchangeable, precision engineered disc calliper mount adapter. Disc Size: 160, 180, 203mm. B:(A-pillar front and rear 203mm black). E:(B-pillar front and rear 203mm black). 1 Mount Adapter. A:(A-pillar front and rear 180mm black)(A-pillar front and rear 180mm green).

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