Transform your backyard into an awesome adventure with the Slackers Hawk 70-foot Zipline Kit with Spring Brake. This outdoor play set contains everything needed to create your own backyard zipline: 80 feet of cable, a heavy-duty seat with an adjustable rope, a solid steel trolley, a turnbuckle, assembly hardware, a braking system and detailed instructions. Trolley has locked, nonslip rubber hand grips, while the turnbuckle has locking nuts and bolts, comes with a turnbuckle safety backup, and includes an easy-to-use tightening tool. The B4 Adventure Slackers Hawk 70-foot Zipline Kit can be set up by 2 adults in under an hour. Ages 8 and up. Maximum weight capacity: 200 lbs. Adult supervision required.