CTSC Stainless Steel Zipline Trolley Pulley with Oval Carabiner (800 lbs)
"Solid 304 stainless steel through and through. The dual sealed bearings spin with zero play and glide without any squeaking or drag on our 3/8" cable. High quality hardware that outlasts aluminum." — Verified Buyer (★★★★★ 4.95/5 from 39 reviews)
🎁 Bundle & Save: Buy any 2 accessories and automatically get 10% off at checkout! Plus, use code HALLOWEEN10 for additional seasonal savings and free US shipping on orders over $99.
Engineered for high-speed gliding, commercial-grade safety, and all-weather resilience. The CTSC Stainless Steel Zipline Trolley Pulley is precision crafted from solid 304 marine-grade stainless steel with dual high-speed sealed precision ball bearings. Rated for an 800 lb (363 kg) working load limit and proof-tested to 30 kN (6,744 lbs) ultimate breaking strength, this low-friction trolley delivers a quiet, maintenance-free ride on backyard courses and commercial adventure parks alike.
🛡️ Commercial Engineering & Hardware Highlights
- 100% 304 Marine-Grade Stainless Steel: Solid stainless steel side plates, axles, and dual grooved wheels eliminate rust, pitting, and aluminum metal flecking.
- 800 lb Working Load / 30 kN Proof Rating: Substantial load safety margin easily accommodates adults, tandem attachments, and heavy backyard use.
- Dual High-Speed Sealed Ball Bearings: Dual precision bearings in each sheave eliminate rolling resistance for whisper-quiet acceleration and zero required lubrication.
- Wide Cable Fit up to 1/2" (12mm): Deep U-groove sheaves ride cleanly on residential and commercial steel cables from 3/16" (5mm) up to 1/2" (12mm) without track jumping.
- Heavy-Duty 25 kN Oval Locking Carabiner: Premium alloy steel screw-lock carabiner connects effortlessly to harnesses, swing seats, or positioning lanyards.
- All-Weather Outdoor Durability: Impervious to rain, snow, direct UV rays, and coastal salt spray.
📏 Technical Specifications
| Trolley Frame & Sheaves | Solid 304 Marine-Grade Stainless Steel |
| Working Load Limit (WLL) | 800 lbs (363 kg) Continuous Duty |
| Minimum Breaking Strength (MBS) | 30 kN (6,744 lbs) Proof Tested |
| Bearing System | Dual High-Speed Sealed Stainless Steel Ball Bearings |
| Cable Compatibility | Fits 3/16" (5mm) up to 1/2" (12mm) Wire Ropes (16mm Max) |
| Included Connector | Heavy-Duty 25 kN Oval Screw-Lock Alloy Steel Carabiner |
| Dimensions & Weight | 7.5" × 4.2" × 2.0" (1.8 lbs / 815 g) |
| Certifications | CE EN 12278 & RoHS Certified |
📦 What's Included in the Box
- 1 × CTSC Heavy-Duty 304 Stainless Steel Dual-Wheel Trolley (800 lbs)
- 1 × Heavy-Duty 25 kN Oval Screw-Lock Steel Carabiner
- 1 × Premium Gift/Storage Presentation Box
- 1 × User Safety & Inspection Manual
🤝 CTSC Quality & Guarantees
- 1-Year Manufacturer Warranty covering stainless frame, sheaves, and bearings
- 30-Day Money-Back Guarantee
- Free Express US Shipping on orders over $99 (delivered in 3–4 business days)
❓ Frequently Asked Questions
Q: What cable sizes does this stainless trolley fit?
A: It fits all standard wire rope sizes from 3/16" (5mm), 1/4" (6mm), 5/16" (8mm), 3/8" (10mm), up to 1/2" (12mm) in diameter.
Q: Can this trolley be used for tensioning, hauling, or rigging?
A: Yes! With a 30 kN breaking strength and dual stainless steel wheels, it excels as both a high-speed zipline trolley and a mechanical advantage hauling/rigging pulley.
Q: How do I attach a swing seat or safety harness?
A: Simply clip the included 25 kN oval locking carabiner into the bottom eyelet of the trolley, connect your seat rope or harness lanyard, and screw down the locking collar securely before riding.
- 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
