INDOOR & OUTDOOR USEPerfect for hammock chairs swing,porch swings,swinging chairs,punching bags,or hanging any other heavy object of an overhead mount.CORROSION RESISTANCE,HIGH HARDNESS304 stainless steel rings made of high quality raw materials.No rust,corrosion resistance,high hardness, non-toxic and pollution-free environment.Suitable for any scene.EASY TO INSTALLWe've pre-drilled two holes for bolting to wooden beams or concrete.Includes 2 concrete anchor and 2 hex lag bolts,and a unique one piece design and can be installed in minutes.360ROTATION DESIGNThe innovative design makes use more flexible and can be used more widely.Such as playgrounds,swings,porch swings or hammock swings.WHAT YOU GETSwing hanger with 2 concrete anchor and 2 hex lag bolts