SUPMX-51-1000, Laguna Tools Brush Installation Kit 7″ Pulley (complete)
When the Brush head is purchased together, with SuperBrush Machine Pulley and Bearings are installed on the machine.
When the Brush head is purchased separately, Pulley and Bearings are not included.
If you want to change head often, you should buy a set of pulleys and bearings.
