On-Site® Waste Cart Model S19-399 provides transportation and waste collection for Model S19-921. High-density, highly visible yellow polyethylene cart has molded handle for ease of transportability. Tapered sump includes ½" petcock for easy drainage. Comes equipped with two rigid casters in front and two swivel casters with “Total Lock” brakes in back. Cart has 56-gallon capacity and measures 33"H x 29¾" x 221⁄8".