Ctsc 5.9 Ft Stainless Steel Zip Line Spring Brake, Zip Line Brake System (Sliver)Installation: 1, Before installing the zip line system, the cable should be insterted into the spring 2, Cross the cable from one end to another end. 3, Place the spring brake on the turnbuckle side and keep a safe distance from the end pointFeatures of Ctsc 5.9 Ft ..