Find sturdy dock plates and boards at Grainger to help you efficiently bridge the gap between trailer and loading dock, handling loads up to 20,000 lb. An aluminum dock plate with nonskid tread automatically compensates for height differences between dock and truck bed. Use polyethylene dockplates for light duty applications. Use a mini dock plate as a curb or threshold jumper. Choose from aluminum dock boards with aluminum or steel curbs and steel dockboards with steel curbs. Find the size, type and load capacity you need when you shop Grainger for dock plates and boards.