304 Stainless Steel Turnbuckle Wire Rope Tensioner M5–M20

304 Stainless Steel Hook & Eye Turnbuckle — Precision Wire Rope Tensioner

Keep cables, ropes, and lines perfectly taut with this heavy-duty 304 Stainless Steel Turnbuckle. Available in sizes M5 through M20, it delivers smooth, precise tension adjustment with a simple clockwise or counter-clockwise twist — no special tools required. Whether you're rigging a shade sail, securing a garden fence, or tensioning tent guy lines, this turnbuckle offers the durability and corrosion resistance you need for long-lasting performance.

Made in Mainland China.

Key Features

• Premium 304 Stainless Steel — Excellent corrosion resistance for both indoor and outdoor use; suitable for freshwater environments (regular maintenance recommended for saltwater exposure)
• Hook & Eye / Closed-Eye Design — Secure end fittings that anchor ropes, chains, and cables reliably
• Multiple Size Options — M5, M6, M8, M10, M12, M14, M16, M20 to match a wide range of rigging needs
• Easy Tension Adjustment — Clockwise to shorten/tighten; counter-clockwise to lengthen/loosen
• Lock Nuts Included — Tighten end nuts after adjustment to prevent loosening from wind or vibration
• Versatile Applications — Shade sails, awnings, garden fences, tents, light construction, small boat rigging, and more

How to Install

1. Connect: Attach ropes or chains to the open/closed ends; ensure a snug, secure fit.
2. Adjust: Turn the body clockwise to tighten the line; counter-clockwise to loosen.
3. Lock: Tighten the jam nuts at each end to lock your desired tension in place.

Safety Notices

• Not designed for overhead lifting or personal fall protection — do not use for those applications.
• Always stay within the rated working load for your chosen size.
• Keep out of reach of children.
• Avoid prolonged exposure to strong acid, alkali, or saltwater without proper maintenance.

Specifications

Package Includes

1 × Stainless Steel Turnbuckle (size as selected)

Note: Photos are for illustration only and may not reflect actual size. Please refer to the size description when ordering. Allow ±5–10 mm measurement tolerance. Colors may vary slightly between monitors.

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Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: What sizes of stainless steel turnbuckle are available?

A: These 304 stainless steel turnbuckles are available in eight thread sizes: M5, M6, M8, M10, M12, M14, M16, and M20. Select the size that matches your cable or rope diameter and the load requirements of your project.

Q: Can I use this wire rope tensioner in an outdoor saltwater environment?

A: 304 stainless steel offers good corrosion resistance and is well suited for freshwater and general outdoor use. In saltwater or marine environments, regular cleaning and maintenance are recommended to preserve the finish and integrity of the turnbuckle over time.

Q: How do I adjust the tension on the turnbuckle?

A: Simply rotate the turnbuckle body clockwise to shorten and tighten the line, or counter-clockwise to lengthen and loosen it. Once you reach the desired tension, tighten the jam nuts at both ends to lock the setting securely and prevent it from shifting due to wind or vibration.

Q: Is this turnbuckle rated for overhead lifting?

A: No. This turnbuckle is designed for tensioning applications such as shade sails, fences, awnings, tent rigging, and light construction. It is not rated for overhead lifting or personal fall-protection use. Always operate within the stated working load for your selected size.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.