Post to Flat Mount Brake Adapter Size:+20mm Post to Flat Mount Brake Adapter Also fits standard SRAM 107

Also fits standard SRAM 107 BCD removable spiders without power meters

dusty conditions

The engineered design and rubber material of the sleeves keeps everything securely in place

Shimano changed to this sometime in 2013

36mm installed diameter

Post to Flat Mount Brake Adapter Size:+20mm Post to Flat Mount Brake Adapter Also fits standard SRAM 107The Wolf Tooth Post to Flat Mount Brake Adapter allows flat mount brakes to be added to a frame or fork that was designed for post mount brakes. This is a vital component for cyclists who want to run a road groupset on a mountain bike frame. It is important to note that this is a +20mm adapter, which means a 140mm post mount native size will only work with a 160mm rotor, just as a 160mm post mount native size will only work with a 180mm rotor, and so