Avid/ SRAM 40mm IS Disc Brake Adaptor Fits 200mm Front and 180mm Rear Rotors Size-27.5x2.8 Tightly-packed center knobs are ramped

Tightly-packed center knobs are ramped for rolling efficiency on hardpack roads and asphalt

Thin enough to use on the narrowest of adjusting cones Model 20mm Shop Cone Wrench SCW 20 Description 20mm Cone Wrench Color Blue

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Hard anodized 6061 aluminum

Avid/ SRAM 40mm IS Disc Brake Adaptor Fits 200mm Front and 180mm Rear Rotors Size-27.5x2.8 Tightly-packed center knobs are rampedSRAM Avid Post Mount disc brake caliper mounting adaptors provide alternative mount positioning that allow the caliper to be used with different sized rotors than used on the frame or fork caliper mount. Brake Caliper Type Post Mount Mount Rotor Size Rear IS 180 Rotor