Koch Industries 3/0 Double Loop Carbon Steel Coil Chain — 0.21 in. diameter x 20 ft. length is a dependable, heavy-duty solution designed for reliable securing, rigging, and light-duty lifting tasks. With a galvanized finish and a robust carbon steel composition, this coil chain is built to perform outdoors and in demanding environments, keeping its strength and appearance over time.
Key specifications
- Brand: Koch Industries
- Product type: Double Loop Carbon Steel Coil Chain
- Diameter: 0.21 in
- Length: 20 ft
- Finish: Galvanized (silver)
- Material: Carbon steel
- Trade size: 3/0
- Weight capacity: 305 lb
- Packaging: Boxed
- Color: Silver
Why this double-loop coil chain stands out
The double-loop construction provides reinforced connection points, delivering greater reliability where hooks, shackles, or anchors meet the chain. The galvanized coating protects against rust and corrosion, making it a practical choice for outdoor use, trailer tie-downs, farm equipment, and dockside applications. Its coil format helps prevent tangling and makes dispensing easy on job sites or in storage.
Ideal uses and practical scenarios
- Securing loads on flatbeds, trailers, and trucks during transport
- Rigging light-to-moderate loads for DIY projects, construction tasks, or maintenance work
- Temporary anchoring points for boats, tarps, or temporary structures
- General purpose lashing and tying applications where a dependable, corrosion-resistant chain is needed
How it compares to other options
Compared with plain, non-galvanized or thinner chains, this Koch coil chain offers a stronger load rating for its size and superior outdoor durability thanks to galvanization. The 0.21 in diameter strikes a balance between flexibility and strength for everyday rigging while still providing a robust 305 lb working capacity for common securing tasks. The boxed packaging means quick storage and ready-to-use convenience on-site, reducing setup time and tangling hassles.
Tips for safe, optimal use
- Inspect for corrosion, cracks, or deformation before each use. Do not use if any link shows damage.
- Choose compatible hardware (hooks, shackles, or anchors) rated to exceed the 305 lb capacity.
- Avoid sharp edges and abrasive surfaces that can wear the galvanized coating over time.
- Store in a dry, shaded area to maximize the life of the galvanized finish when not in use.
- For outdoor or marine environments, rinse and dry after exposure to saltwater or heavy moisture to extend life.
Whether you’re a contractor, equipment operator, or DIY enthusiast, the Koch Industries 3/0 Double Loop Coil Chain delivers consistent performance, straightforward handling, and dependable strength for everyday rigging and securing tasks.
