Make backyard play more exciting for kids with the Backyard Zip Lines. Featuring a collection of zip lines from 60 to 95 feet, they offer excitement for adults and children alike. Each kit includes a high-grade steel trolley with an integrated seat, so kids will experience smoother, safer riding and reduced arm pressure for hours of fun. In fact, the spring brake gently brings riders to a halt at the end point. And the galvanized wire rope and non-slip handles support weights up to 250 pounds. Moreover, each zip is easy to install. All you need are 2 trees and a clear runway between them. Overall, you’ll receive everything you need for easy and secure installation, including a seat, rope, cable, steel trolley with pulleys, bungee brake, and instruction book.