Height Adjustable Swing Chain Hardware at Fun and Function
3/16-inch Link Steel Swing Chain (per foot) - PlaygroundEquipment.com
Heavy Duty Swing Chain | Order Standard or Custom Lengths
Galvanized Swing Set Chain
Playkids Fully Coated Swing Set Chain (Pair of Two) in sizes 40" 66" or 85" with Quick Links for Swing Set and Playground Plastic Chain - Green Blue Yellow - Walmart.com
Everbilt Porch Swing Chain Kit 803074 - The Home Depot