This Chain Length is used with 99% of Swing Sets & Playgrounds
Same Chains used by the US ARMY
Chain - H-66-fc ( two 2 Chain ) Fully Coated Chain 66 inch + 4 free Hooks -H-09 Quick link $ 9.99 Value - so you don't need any more hooks to buy Most of our competing vendors they don't add the Hooks and sell it separately Total length: 66" Fully Coated with plastisol coating Zinc plated links: 3/16" thick