Kool-Stop has formulated a new compound with their Continental line of brake pads specifically for composite wheels. They have color matched and fine tuned the perfect compound for Skyway Tuff Wheels! Features: - Special "mag-friendly" compound works great on ALL composite mag wheels - Strongly suggest using the same color brake pad as the mag wheels that you will be using these on! - These are made just like "back in the day" with a small threaded post. Will fit all old-school style caliper brakes. May not work on all V-brakes, however! - Sold in pairs/ 2 pcs. - Rim friendly