Cam Follower Idler is in .50-inch diameter. It gives a new way to control linear motion and support the lighter loads that don't require the heavy-duty performance. They provide important performance features include no lubrication, no contamination, no needles, no noise and non-sparking performance. It can hold thrust loads. It also holds a .25-inch or smaller belt. The dynamic load capacity is 320 lb dynamic load and 120 lb static load.