The Smooth Idler Pulley is an Idler Free Wheel that can be used with Timing Belt up to 9mm wide!
This idler pulley can be mounted in a variety of fashions to your design. It can be plate mounted as well as direct V-Slot mounted using a tee nut and a Slot Washer.
You will also need (not included)
Video - Smooth Idler Pulley Kit