Available Individually with No-Order Minimum.A Master carton of this product includes 6 Pcs. Black, powdered-coated steel. For use with 350, 352, 416, 420 or 421 series oval lights, as well as similar competitors' lights. May be bolted or welded in place. May be used horizontally or vertically. Requires 421-18 grommet to complete installation.This item is individually packaged inside it's own box that does-not contain graphics or a barcode.Part of the Peterson 421-09 series.