set of lifting hooks with two stainless steel bearings, arc type 180 mm (with bearings).

**[Versatile Uses]: This ring bracket is suitable for wooden and metal beams up to 15 cm thick. It's the ideal mounting solution for various suspension equipment, both indoors and outdoors: suspension belts, dumbbells, hammocks, rings, battle ropes, yoga hammocks, punching bags, etc.** **[Easy Installation]:** Guide holes must be drilled into the wooden or metal beam before installation. For a wooden beam, place two nuts and washers on top; For a metal beam, place one nut and washer on top and the other on the opposite side.

**[Durable]: Our ring brackets are made of high-quality stainless steel, rustproof, corrosion-resistant, sturdy, and durable for optimal safety.

**[Innovative Bearing Design]: This ring fastening system features an additional bearing in the rotation position, making the rings smoother and quieter during use. The robust hooks allow rotation in both directions. For added security, a metal O-ring is also included to prevent shaft slippage.