Pack of 5 replacement pads for KBUSA Track Cleaning Engine.
Directions for use: Pull gently from one side of the abrasive pad to remove the pad from its enclosure on the bottom of the track cleaning car. Replace with a fresh pad and install with the abrasive side facing the rails. The pads are pressure fit - there is no adhesive backing required.
Dimensions: 32.6mm x 36.2mm