The Lift Ladder is an innovative, retractable ladder featuring a new and improved heavy-duty rung hangar. To extend the life of the ladder, simply pull up the lower section above the water line to eliminate marine growth. the plastic coated lift cable will provide long lasting service. This model is also available with a short base, with it's fixed portion extending only 14 1/2 inches from the top of the dock. A1A Dock ladders are the best in the industry! They have a 500 lb. capacity and come with a 4 year structural warranty. Constructed from 6063 T5 Marine Grade Aluminum, 1 1/4" and 1 1/2" pipe are tig welded for maximum strength. The ladder rungs are extruded with grooves to provide sure footing and reduce slippage. The ladders are ideal for fresh and salt water applications and can be used on swim floats, docks, and seawalls.