The Aluminum Hinged Dock Boat Ladder Is Designed for Easy Attachment to Docks, Sea Walls and Piers. Buy Now! These 5 Step Retractable Aluminum Ladders Can Also Be Used on Floating Docks, Decks or a Swim Platform. 5 Step Hinged. 18 wide x 14 deep x 71  overall length. 20 lbs. 18 degree slope. 8 from dock to first step. 8 between steps. Hand Rail 21  from top to dock. 49  from top of dock to bottom of ladder. Steps: 16 wide x 4 deep. Hinge length: 6  stainless steel. Hardware: 3  long 3/8 stainless bolts, 3/8 locknuts, 3/8 flat washers. Welded marine grade aluminum construction. Hand rails and frame is constructed of 1 x 1 x .090 square tube; steps are a custom extrusion that is sloped and has extruded treads. Insert caps on open ends of tubes. No International shipping. We ship only to the continental United States and do not ship to Hawaii Alaska or Puerto Rico. Sorry for the inconvenience.