The sturdy Dock Edge Kwik Release Ladder is manufactured from 1" square aluminum tubing, and with the included Kwik Release hardware, this ladder can be removed and reinstalled in seconds. The Kwik Release feature, along with the angled design, makes it ideal for pontoon boats as well as docks. The ribbed treads make for sure footing, and the angled design makes it easier to climb since it's more like walking up normal stairs. Easy to assemble with stainless steel hardware included.• Heavy-wall 1" marine-grade aluminum extrusion• Anti-slip strips with ribbed treads for excellent grip• Anti-corrosion and anti-rust• Angled design is easier to climb• Ideal for pontoon boats as well as docks• Kwik Release hardware so ladder can be removed in seconds• Captive PVC end caps for reinforced safety• Return loop on frame bottom with hidden hardwareSpecificationsRail Height: 18" above the dockDistance to first step from dock surface: 9-1/8"Distance between steps: 11"Steps: 5-1/4"D x 16"WCapacity: 400 lbs. Angled design is easier to climb Anti-slip strips with ribbed treads for sure footing Easy to assemble with included stainless steel hardware | Kwik Release Aluminum Stand-Off Dock Ladder, 3-Step