**CORROSION PROTECTION:** These 304 stainless steel rings are made from raw materials, ensuring no rust and high corrosion resistance. They also boast high hardness. **SAFE & ROBUST:** These heavy-duty, commercial-grade swing hooks are designed for both children and adults and are suitable for residential use, with a 500kg weight rating, ensuring security. **EASY TO INSTALL:** The hooks have pre-drilled holes for bolting to wood beams or concrete. The package includes 2 concrete anchors and 2 hex bolts. Expansion screws for concrete applications allow for quick installation in just minutes. **MULTIFUNCTIONAL:** These hooks are ideal for various uses, including wall hooks for sling trainers, suspension trainers, punching bags, gym equipment, yoga, indoor swings, or outdoor applications. **PACKAGE CONTENT:** The package includes 1 durable round stainless steel trigger guard with a ring, 4 anchor screws, and 1 stainless steel spring carabiner. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store