The Overton's Top Mounted Telescoping & Folding 4 Step Stainless Steel Swim Platform Ladder mounts to the deck of the boats existing swim platform. The ladder folds from the swim platform deck and telescopes into the water when in use. Ladder steps extend down 40.25" below deck. The ladder is 304 stainless-steel. Dimensions Overall Height (ladder down) - 42.25 Overall Width 12 Handle Height N/A N/A Entry Between Handles Steps Extend Down 40.25 Below Deck Steps are .66 thick x 1.44 wide x 8.25 long Standoffs .N/A Frame Tubing: .1.5 - 1.27 - 1.01 - .755 Deck Hinge 1.20 x 1.95 x 6.5 Weight 8 LBS 3.4 Oz Top Mount Folding 350 LB Capacity Mounting Hardware Included | Overton's Top Mounted 4 Step Stainless Steel Folding Swim Platform Ladder