John Dow Industries 17PLP-WH Casters and Nuts For JDI-17PLP. John Dow GC-FF In-Line Fuel Filter for Gas Caddy. John Dow FMR-1722 Paper Floor Mat Rack. for use on the JDI-17PLP low profile oil drain. If you have any difficulties with the manufacturer of the product, we will be happy to step in and assist on your behalf.