Fendock's 2-Step DockStair Extension allows you to add an additional 2 steps to your 4-Step or 2-Step DockStair, giving you a total of 6 steps or 4 steps. Comes with one handrail. Makes getting in/out of water easier for everyone. The rise is 9 inches on each stair, and the bottom step has a 24" adjustable leg.