Garelick Aluminum Dock Ladder - 4 Step Capacity 300 lb. boarding weight; Degree angled design provides effortless boarding; All aluminum heavy walled 1" diameter tube construction; Wide track 18" ladder with full 16" width step surface; Comfortable anodized aluminum traction tread curved step surface; Dual handrails 15" height and extend 14" deep onto dock; Fold up hardware feature- Easily removed for seasonal storage with optional Quick release pins; Assembly is quick and easy with all stainless steel hardware.; Installation Instructions