Heavy-Duty Resin Dock Ladder includes hot-dipped galvanized mounting brackets and hardware. Adjust to 4 or 5 Steps. Tall arch design for stable climbing. Ergonomic hand rails for a secure no-slip grip. Deep steps with ribbed surface ensures traction. Will not crack, fade or rust. No sharp edges. Stays cool to the touch. Easy to install.Adjustable from 36" to 47" lengths 20" wide openingsStep dimensions: 15" Wide x 2-1/2" Deep350 lb. weight rating