Rail Weathering Made EasyPaint and weather your track fast and easy. This mini paint roller tool neatly paints rails without messy spraying or masking. Allows you to paint cross ties over loose or molded ballast and makes it easy to reach tight spots like switches or bridges. Adjustable roller fits HO, N & Z Scale track. Use your own thinned oil-base paints or Rusty Rails Custom Acrylic Paint. This complete set includes paint jar with nickel plated brass paint tube, stainless steel screw axle, spacer and nut; roller with two DuraLar solvent-resistant polyester disks installed; 2oz bottle of Rusty Rails Custom Acrylic Paint in brown rust; four additional rollers; three various sized disks and complete instructions.