360° Rotating Design: 360° rotating mounting hook with tab for easy opening. Innovative and patented design. High quality, anti-corrosion: 304 stainless steel rings are made of high-quality raw materials. No rust, corrosion resistance, high hardness. Safe and sturdy: Heavy duty commercial grade swing hooks are designed for use by children and adults and are designed for residential use and with a rated weight of 500 kg, they are safe. Easy to install: We have pre-drilled two holes for bolting to wooden beams or concrete. Includes 2 concrete anchors and 2 hex bolts. Pre-drilled expansion screws for concrete applications install in just minutes. Versatile: Ideal as a wall hook for slingshot trainers, suspension trainers, punching bags, gym, yoga, indoor or outdoor swings. 360° Rotatable Design: 360° rotating mounting hook with tab for easy opening. Innovative and patented design. High quality, anti-corrosion: 304 stainless steel rings are made of high-quality raw materials. No rust,