Designed for mounting in areas with limited space, the Dockmate Compact Transom Ladder stows upright against your boat's transom. Easy to install. Flat poly treads are attached to steps for comfort. 1" diameter 316 stainless steel tubing. Mounts in 3.5" x 12.5" area. 400-lb. weight limit. 15.5"L x 14.5"W.