Material: The turnbuckle wire tensioner is made of 304 stainless steel, sturdy and durable, corrosion resistant Quantity: 12pcs M4 OC turnbuckle hooks, enough to meet your needs /p> Application: The hook and eye turnbuckle can help to tighten the tensioned rope and regulate the elastic effect. Suitable for steel wire, aerial, clothesline, chain and other ropes Type: M4 OC turnbuckle hook (hook and eye) Good for indoor and outdoor use. Easy to use with a simple twist to increase/decrease tension Product Description Specifications: Material: 304 stainless steel Free travel: 43mm Package: M4 turnbuckle hook 12pcs Note: Color may be slightly different due to different displays. Please allow 1-3mm error due to manual measurement