Spread ballast the easy way with the Bachmann HO Scale Ballast Spreader. The clear-acrylic device features an internal slop sheet that routes ballast for precise placement on either side of the rails and in between as you slide it along the track. Works on HO and On30 gauged rail.WARNING: This product can expose you to chemicals including LEAD, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov