Simply attach to rail, post by gathering the steps into a bundle and putting the top loop around and through the loop or just place over a cleat

Weight capacity: 200 lbs. Durable nylon rope. UV resistant PVC. (5) 11 3/4" blow molded steps. Top loop secures your ladder to a cleat or railing easily.

Special Feature: Durable. Color: White. Product Dimensions: 9"W x 13.75"H. Brand: SeaSense. Material: Synthetic. Date First Available: February 21, 2011. Best Sellers Rank: #47,111 in Sports & Outdoors. Customer Reviews: 3.7 out of 5 stars 736 ratings 3.7 out of 5 stars. : B004OT37NA. Included Components: ?SeaSense Rope Ladder. Part Number: ?08702. Manufacturer: ?3M. Number of Items: ?1. Suggested Users: ?unisex-adult. Model Name: ?008702. Warranty Description: ?Manufacturer warranty. Brand Name: ?SeaSense. Item Dimensions LxWxH: ?3 x 9 x 13.75 inches. Package Weight: ?1.56 Kilograms. Item Package Dimensions L x W x H: ?13.43 x 9.13 x 3.19 inches. Maximum Height: ?11.75 Inches. Load Capacity: ?200 Pounds. Item Weight: ?3.4 Pounds. Special Feature: ?Durable. Color: ?White. Product Dimensions: ?9"W x 13.75"H. Brand: ?SeaSense. Material: ?Synthetic.