Welded Aluminum Fixed Wide Step Ladder - 4-StepThese wide step ladders have a 4a ^2 tread depth and are ideal for sure-footed access to and from the water or boat. With a load capacity of 665 lb. these rugged ladders will stand the test of time. Perfect for seawalls or dock applications with varying water levels.Features:Rail Height: 19-1/2a ^2 above the dockDistance to first step: From dock surface, 7-7/8a ^2 & 12a ^2 between stepsSteps: Are 4a ^2 deep and 16-3/4a ^2 wideCapacity: 665 lb. (300 kg)