The Avid Adapter 20S Post Mount Spacer Standard is a reliable solution for riders who need to fine-tune the fit and performance of their disc brake system. Designed to work with post mount disc brake calipers and forks or frames, this adapter spacer helps you correctly position the caliper when using a larger rotor size. By ensuring the caliper sits at the proper distance from the rotor, it promotes consistent braking power, reduces unwanted rubbing, and makes setup more straightforward for home mechanics and professional workshops alike.
Ideal for mountain bikes, gravel bikes, and many modern frames that use post mount standards, the Avid Adapter 20S is built to withstand the demands of everyday riding and challenging trails. Its straightforward design integrates seamlessly with compatible Avid and SRAM disc brake systems, making it a practical upgrade or replacement part. Whether you are building a bike from the frame up or refining your current setup, this post mount spacer offers a simple, effective way to achieve precise rotor clearance and dependable braking performance.