Set of 2 Swing Hooks Clamps with Carabiner For Square Edge Wood 9 x 9 cm 200KG

You need 2 swing hooks to hang on a standard childs swing on, they can handles really heavy loads 200kg. Laod Capacity：200kg. When attached to wooden beam bar it is usually secured with nut and square head screw to prevent swing hook from moving, so to hang a swing on a swing hook you just need to open snap hook.

eBay