Rest Assured Thanks to Firmness and Durability The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Thanks to the flexible design, this VEVOR retractable dock ladder can satisfy different water depth positions. It is made of aluminum alloy frame, ensuring security and stability. The 4 in widened pedals include nonslip pads for offering strong 350lbs load capacity and friction force. Previous page Next page 1 Flexible Use→ 2 Nonslip Pedals→ 3 Reasonable Step Distance Previous page Next page 1 Premium Material→ 2 Quick to Install&Detach→ 3 Smooth Handrail How thick is the ladder suitable for installing on the ground? When installed on a wooden floor, the recommended thickness is greater than 50mm; When installed on a concrete floor, the recommended thickness is greater than 80mm; When installed on an iron base, the recommended thickness is greater than 5mm. Is it sufficient to secure the ladder with only buckles? The ladder adopts an all-aluminum alloy structure with strong bearing capacity. The extended base increases the contact area with the ground, allowing the ladder to provide stable support, taking into account stability and portability. Can the height of the ladder be adjusted? The ladder is adjustable, and you can choose 4-step and 5-step ladders based on the depth of the water surface. Moreover, we also have removable type and flip-up type of ladders for you to choose from. VEVOR Various Dock Ladder 3/4/5/6 Steps Retractable Dock Ladders Add to Cart Removable Dock Ladders Add to Cart Removable Dock Ladders Add to Cart Flip Up Dock Ladders-1 Add to Cart Flip Up Dock Ladders-2 Add to Cart Adjustable Dock Stairs Add to Cart Customer Reviews 4.0 out of 5 stars 114 4.3 out of 5 stars 72 4.3 out of 5 stars 106 4.2 out of 5 stars 13 4.4 out of 5 stars 13 4.0 out of 5 stars 184 Price $138.67$138.67 $98.53$98.53 $99.96$99.96 $108.00$108.00 $135.80$135.80 $169.99$169.99 Steps 5 5 5 5 5 6 Height of Steps 48-60"/122-152.4cm 57.2"/145.5cm 55.2"/140cm 61.5"/156cm 50"/127cm 43-51"/109-130cm Installation Max. Height/Depth 60"/152.4cm 57.2"/145.5cm 55.2"/140cm 61.5"/156cm 50"/127cm 51"/130cm Loading Capacity 350lbs 500lbs 350lbs 350lbs 350lbs 500lbs Distance of Steps 12in/30cm 12in/30cm 12in/30cm 12in/30cm 12in/30cm 9.4in/24cm Each Step Dimension 20.5x4in 15.7x3.1in 16x4in 21.2x2in 17x4in 22.6x4in