Package Includes: 2 swing hangers, 2 locking snap hooks, 4 expansion bolt and 4 screws. 180Rotated freely swing with removeable safety buckle, the innovative design makes use more flexible and can be used more widely. High Quality Material - All parts made of high quality 304 stainless steel raw materials. No rust, no corrosion and high hardness to ensure safety use and environmental friendly with non-toxic, no smell,1200 pounds/ 540kg capacity. Quiet and smooth hardware- custom vinyl washers specially designed to prevent metal rub creating a quiet, smooth, exceptional swinging! Widely Application - Perfect for swing set brackets for all swing set products indoors or outdoors including gymnastics rings ceiling mounts, porch swings and yoga trapeze swings, utility room, garage and more, durable used. East to Install - Swing hanger with two pre-drilled holes for bolting installation to wooden beams, cedar wood, rafters and/or concrete. 2 concrete anchor which fit concrete application and 2 hex lag bolts which fit wood application.