Flip-Up Polyethylene Roto Molded 4-Step Dock Ladder – GreyTough and durable, this roto-molded ladder swings up and out of the way, locking in place when not in use. Will not corrode with exposure and will not fade or crack. Molded-in U.V. inhibitors and fungicides.Rail Height: 20-1/2″ above the dockDistance to first step: From dock surface, 11-3/4″ & 10-1/2″ between stepsSteps: Are 4″ deep and 14″ wideCapacity: 500 lb (227 kg) Specifications:Construction: PlasticStep Count: 4 StepBox Dimensions: 9″H x 23″W x 51″L WT: 25 lbsUPC: 776113206409