Looking to extend your zip line to the next tree? The DIY Cable Kits are your go-to solution. Cable is the core of every zip line, and with these kits, you get everything you need to make your adventure even bigger and better.Whether you’re starting your first zip line or expanding your backyard park, the DIY Cable Kits make it easy to set up. DIY Cable Kits make expansion effortless—so your next ride is bigger, better, and built for more adventure.1/4" Cable for zip lines up to 200 FT5/16" Cable for zip lines up to 500 FT3/8" Cable for zip lines up to 1000 FT (Freight may be required for this due to weight limitations). Not only do you get the zip line kit, but you get the best customer service when you have questions. If you're not happy, send it back for a full refund within one year. Commerial Use: Call us 1-888-476-3701