Avid/ SRAM 40mm Post-Mount Disc Brake Adaptor, Fits 200mm Front and 180mm Rear Rotors Brake Lever so it retains preload far

so it retains preload far better than the competition and is impervious to the ill effects of load spikes from large hits and heavy braking

Provides airtight seal for use with tubeless tire systems

and available in a variety of sizes to suit rider preferences

narrow-tooth chainring technology provides maximum chain control

Avid/ SRAM 40mm Post-Mount Disc Brake Adaptor, Fits 200mm Front and 180mm Rear Rotors Brake Lever so it retains preload farSRAM 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. Includes stainless steel bolts