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Home / Turnbuckle / National Standard Zinc-Plated Open-Type Double-End Turnbuckle Wire Rope Tightener Carbon Steel Flower Screw

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Turnbuckle
Origin -
Material Carbon Steel
Surface Treatment Zinc Plated
Type Open-Type Double-End
Standard National Standard (GB)
Thread Direction Left and Right Hand Threads
Application Wire Rope Tensioning
Finish Color Silver/Metallic
Load Capacity Heavy Duty Industrial Grade
Corrosion Resistance Moderate (Indoor/Protected Outdoor)
Package Includes 1 x Turnbuckle Body with Nuts

6 reviews

A

Anonymous

Mar 25, 2026

Rating: 5/5

Solid construction for rigging projects

Used these for setting up a temporary canopy structure. The zinc plating looks good and the threads engage smoothly. Very happy with the build quality for the price.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Strong and durable

Impressed by the weight and sturdiness of this flower screw. It handled the tension on my wire rope railing system without any bending or stripping. Highly recommended.

A

Anonymous

Mar 20, 2026

Rating: 3/5

Decent but not for marine use

Works fine for indoor garage storage solutions. However, the zinc plating is thin; I wouldn't recommend this for direct saltwater exposure without extra protection. Good for dry environments.

A

Anonymous

Mar 19, 2026

Rating: 5/5

Reliable hardware

We use these regularly on site for securing loads and temporary bracing. They hold tension well and the double-end design allows for precise adjustments. No failures so far.

A

Anonymous

Mar 12, 2026

Rating: 4/5

Good value, slightly rough threads

Overall a great turnbuckle. The carbon steel feels strong. One unit had slightly rough threads that needed some filing, but once cleaned up, it worked perfectly for tensioning my fence wires.

A

Anonymous

Mar 02, 2026

Rating: 5/5

Exactly as described

Needed specific national standard sizing for a repair job. These fit perfectly. The open type makes it easy to inspect the thread engagement. Will buy again.

5 FAQ

Q: Can this be used outdoors in rainy conditions?

A: Yes, the zinc-plated finish provides moderate corrosion resistance suitable for general outdoor use. However, for coastal areas or high-humidity environments, we recommend applying additional rust-proof coating or using stainless steel alternatives.

Q: Are the threads left-hand and right-hand?

A: Yes, standard double-end turnbuckles feature one left-hand thread and one right-hand thread. Rotating the central body tightens or loosens both ends simultaneously to adjust tension.

Q: What is the maximum working load limit for the M10 size?

A: The working load limit varies by specific diameter. For the M10 size, the typical safe working load is approximately 1.5 tons, but please consult the specific technical chart for your exact application requirements.

Q: Is there a certificate of compliance available?

A: Yes, since this item meets National Standards, we can provide a digital copy of the material compliance certificate upon request via our customer service portal after purchase.

Q: Does this come with the eye nuts or just the body?

A: This product is a double-end turnbuckle which typically includes the central body and two threaded ends designed to accept hooks, eyes, or jaws sold separately or as part of a specific assembly kit. Please check the package contents list for your specific SKU.

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