long life plastic ground protection boards 12.7mm thick for brown plastic ground protection boards 12.7mm thick for parit single sheet 10-gauge steel stamped deck with front skid plate 1.5 inch (38mm) tall and ½ inch (12.7mm) thick steel stock welded to the decks edge 1.91 to 10.2 cm; no tool adjustment.75 – 4 in; no []