This deck-mounted ladder has long mounting plates for easy installation on pontoon boats. The plates snap into a set of mounting sockets (included) for temporary or permanent mounting. 1"dia. aluminum tubing with 15"W plastic steps. Ladder folds in half; cushioned standoffs fold flat for storage. Four steps. Mounting Style: Ladder catch Material: Anodized aluminum Number of Steps: Four Stand-Off Depth: 4.5" Dimensions Deployed: 46"L x 15"W Dimensions Folded: 24"L x 15"W Mounting Hardware: Yes Fastener Size Required: 1" Included. Warranty: One Year