Hangs in folded position while cruising and folds down below water line for boarding. Attaches easily with 1 pair of model 76000 Shur-Loc catches provided. Comfortable and sturdy White traction molded plastic steps. All aluminum 9-1/2" standoffs with cushioned tips. Straps lock ladder in up position. Folds from 3 to 6 steps. Opens to 57".