CTSC Backyard Zip Line Kit 80–250ft | Complete Safety Kit with Spring Brake, Ratchet Tensioning Kit, Harness & Seat
Amazon #1 Top-Rated Zipline Kit
"Solid build, clear instructions, and our kids are outside every day on this! The ratchet tensioner made tightening the line painless." — Verified Buyer (★★★★★ 4.7/5 from 82 reviews)
Transform your backyard into an outdoor adventure park with the ultimate all-in-one zip line kit designed for family fun, safety, and long-term durability.
Designing and developing unique, safe and fun products for the whole family has been our top priority ever since our team of aspiring designers established CTSC since 2004. We are delighted to offer everyone an opportunity to have access to affordable, creative and exciting products that will offer them endless fun!
🛡️ Engineered for Maximum Safety & Easy Setup
- Complete Rider Protection: Includes both an adjustable safety harness and a durable round seat suitable for kids and adults.
- Heavy-Duty Weight Capacity: Supports riders up to 250 lbs (113 kg) with galvanized steel aircraft cable built for long-lasting outdoor weather resistance.
- Smooth, Gradual Stopping: 6.4ft stainless steel spring brake cushions momentum for gentle, safe landings.
- Ratchet Tensioning Kit Included: Proprietary cable tensioner lets one adult tighten the line in minutes with zero cable sag—no extra winch required.
- Tree-Friendly Protection: 2 tree protector straps safeguard trunk bark from wear and friction.
- Certified Standards: Rigorously tested to comply with international CE, RoHS, and ASTM safety standards.
📏 How to Choose Your Cable Length
Quick Rule: Measure the exact distance between your two trees and add 10–15 feet for tree trunk wrapping and tensioning:
- Trees 65–70 ft apart → Choose 80ft
- Trees 90–95 ft apart → Choose 105ft
- Trees 110–115 ft apart → Choose 125ft
- Trees 140–145 ft apart → Choose 155ft
- Trees 190–195 ft apart → Choose 205ft
- Trees 230–240 ft apart → Choose 250ft
Note: Cable Specifications for These Zipline Kits:
- 80/105/125/155FT | Main Cable: 3/16 inch (5 mm) diameter
- 205/250FT | Main Cable: 1/4 inch (6 mm) diameter
Longer zipline lengths are equipped with thicker cables for enhanced safety and load stability.
📦 What's Included in the Box
- 1 × Galvanized Steel Main Cable (80ft to 250ft depending on selection)
- 1 × 7ft Anchor Tree Sling Cable
- 1 × High-Precision Steel Trolley with Non-Slip Rubber Grips
- 1 × 6.4ft Stainless Steel Spring Brake
- 1 × Adjustable Safety Harness & Seat with Rope
- 1 × Ratchet Cable Tensioner Kit
- 1 × Turnbuckle & Heavy-Duty U-Clamps
- 2 × Eco-Friendly Tree Protectors
- 1 × Step-by-Step Illustrated Setup Manual
🤝 CTSC Quality & Guarantee
- 1-Year Manufacturer Warranty on all cables and hardware
- 30-Day Money-Back Guarantee
- Free Express Shipping directly to your door
Safety recommendation: Periodically inspect all cables and hardware before use to ensure optimal tension and years of safe backyard flying.
Video Setup Guide: 3 Reasons This Is the Best Backyard Zipline
❓ Frequently Asked Questions
Q: Can adults ride this zip line too?
A: Yes! The aircraft-grade galvanized steel cable and high-strength hardware are rigorously tested to safely support riders up to 250 lbs (113 kg).
Q: Do I need a winch or special tools to install it?
A: No extra tools required. The included CTSC ratchet cable tensioner allows one adult to tighten and tension the main line in minutes with zero cable sag.
Q: What slope or drop is recommended for a safe ride?
A: We recommend less than 8% slope (about 2 to 3 feet of drop for every 100 feet of distance). This ensures a smooth, thrilling ride that cushions gently into the 6.4ft stainless steel spring brake.
Q: What tree diameter is required?
A: Choose healthy hardwood trees (such as oak, pine, or maple) with a minimum trunk diameter of 12 inches (30 cm) at the mounting height.
- Supports up to 800lbs
- CE & RoHS Certified
- Designed and tested with your safety in mind.
1、In order to make your order to arrive more quickly and securely, we will deliver the goods within 24 hours after receipt of order payment. Please ensure that your order address is correct.
2、Before delivery, we will inspect and pack the goods to ensure that the goods received by our customers are in good condition. If there are any problems with the goods, please contact us at the first time.
3、We offer free delivery service,express delivery is estimated to be delivered within 3-4 days.The shipping time during Holiday Season (Christmas etc) could be longer than usual time. Please add another 5-10 days as a delay.
Note：if your shipping address is in a remote area, the express delivery service will require additional delivery costs, and we will not pay for this freight. So we will contact you for the first time, and you need to pay the freight, then we will deliver the goods.
We promise to do the right thing. Over the years, every decision and product we make is focused on customers. Our goal is to bring more joy to those who believe in us. We should be responsible for doing the right thing and the right way.
The products we produce bring laughter to our customers, and we are truly proud of them. If our products cause trouble to our customers, we sincerely feel sorry and try our best to make up for our mistakes. Customer satisfaction is our eternal pursuit.
We promise never to exaggerate the quality of our products. We strictly test every product to ensure that it meets the safety standards and passes the quality certification.
We promise if there are any problems with our products, please contact us in the first time, or you can request a return or refund within 30 days of receiving the product, but please contact us before returning，you just pay for the return shipping. No strings attached.
After using our products，if you are satisfied with our products and services, please 5 stars, if you are not satisfied, please contact us at the first time, we will handle it for you and make you satisfied.
1、Please strictly follow the instructions and ensure the installation is solid.
2、Kids under the age of 10 need to use zipline under the guidance of adults or guardians.
3、Strictly follow kids and adults with a weight limit of 250 pounds.
4、Heart disease and hypertension patients, pregnant women, please do not use products, in order to avoid accidents.
5、Installation between two trees or ends is required, and there is a clear runway between the two without shelter, preferably with a slight slope in the middle of the runway.An end-to-end slope of 3-6%.
Instruction Book Installation Manual: For Installation Video Please See Blog
