Snap-On Track Cleaners pkg(5)

This track cleaning pad is a sturdy brush that keeps the rails free of dust and dirt. Each pad has a molded-on clip that attaches to the inner axle of a freight or passenger wheelset. Run the car as normal, and watch the brush wipe your track clean! The axle clip works with a a 5/64" 2mm diameter or smaller axle. When the brush gets dirty, simply replace it.