Garelick Transom Platform w Telescoping Ladder Features Durable HDPE platform is pre-drilled for easy assembly Mounts at 10 degree angle on transom Ladder steps telescope down easily Ladder slides up and over platform for stowage Flat poly treads for extra comfort One stainless rail and one underside support rail both 1 3cm diameter, reversible Dimensions 18 W x 15.5 D x .75 T 46x39x2cm Height above platform 12.5 32cm 2 steps Length deployed 22.75 58cm Length stowed 17 43cm Overall height 5 13cm