100' Zip Line Kit, Trolley, Cable Ride for Backyard Excitement, 100 ft Zipline, Heavy Duty 350 lbs Cap, New Years Special! Free Tensioning Kit and Tire Bumper. 100% positive ratings with feedback score of 1090 on auction site. 350 lbs load rating! Trolley and handle are made of high strength aluminum alloy 6061-T6. Included in the package is 100 feet of galvanized steel cable 7/32diameter (6000 pound tensile strength, stronger and less stretch than similar systems with 1/8 or 3/16 diameter cable) Designed and made in the USA. Designed to last for generations. Tough enough for the whole family to use. The trolley is uniquely designed to prevent the cable from slipping off the pulleys. You can get a pdf copy of the Users Manual at asapziplines under the FAQ's tab.