The CatEye Strada Double Wireless cyclocomputer is a simple to use training device that is anything but simplistic. The easy to program Strada interface is paired with the clean ClickTec design for single button operation. The innovative ISCTec sensor combines speed and cadence into a single unit that mounts quickly to virtually any chainstay. More than 30 unique ID codes eliminates cross talk interference while riding in the peloton. The FlexTight bracket makes for quick, tool-free installation on almost any size handlebar or stem. Spin 90 offers free installation.