CTSC Cable Tensioning Kit with Ratchet Strap & Crank – CTSC
CTSC Cable Tensioning Kit with Ratchet Strap & Crank (Red)
Eliminate frustrating cable sag and make backyard zip line installation effortless with the CTSC Cable Tensioning Kit with Ratchet Strap & Crank. Engineered to let a single adult safely pull high-tensile steel wire taut in minutes, this heavy-duty ratchet tensioner eliminates the need for expensive winches, complex come-alongs, or multiple helpers.
| 📋 Technical Specifications | |
|---|---|
| Tension Capacity | Heavy-duty high-leverage crank rated up to 2,500 lbs |
| Strap Material | High-strength, weather-resistant polyester webbing |
| Crank Mechanism | Precision steel gear ratchet with ergonomic release lever |
| Cable Compatibility | Fits all 3/16", 1/4", 5/16", and 3/8" steel wire ropes |
| Operation | 1-person operation; eliminates line sag in under 5 minutes |
🛠️ How It Works in 4 Simple Steps
- Anchor the Strap: Wrap the heavy-duty ratchet strap around your termination tree or post anchor.
- Connect to Cable: Attach the included cable clamp and grab hook to your main steel zip line wire.
- Crank to Tension: Pump the high-leverage ratchet handle until your cable reaches optimal tautness and straight line tension.
- Lock & Store: Fasten your permanent turnbuckle and U-clamps, release the ratchet tension, and store the tool for future seasonal adjustments.

🤝 CTSC Guarantee & Shipping
- 1-Year Manufacturer Warranty on strap and ratchet hardware
- 30-Day Money-Back Guarantee
- Free US Ground Shipping on orders over $99
❓ Frequently Asked Questions
Can one person install a zip line alone using this kit?
Yes! That is exactly what this kit is engineered for. The mechanical advantage of the ratchet crank allows one adult to tension runs up to 250ft without assistance.
Do I leave the ratchet strap permanently installed on the tree?
No. The ratchet kit is an installation tool. Once your cable is pulled taut and your permanent turnbuckle and U-clamps are locked down, you unhook the ratchet and pack it away.
What cable diameters are supported?
It securely grabs all standard backyard zip line cables from 3/16" (5mm) up to 3/8" (10mm).
- 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


