Buy the Apex/Cooper Tool T7645156V 1/2 Quick Link | Hardware World Campbell T7645156v Zinc Quick Link 1/2-inch Female T7630536 Quick Snap Link, 1/4 In, 880 Lb Working Chain Connector Durable, reusable connecting quick ink. Fast full proof connection. No tools needed. Zinc-plated steel construction For fast and easy connections between two lengths of chain. HARDWARE ESSENTIALS 321678 Chain Quick Link, 1/2 in Trade, 3-1/2 in L Inside, 2200 lb Load, 30 7350 Trade size fractional: 1/2 in Standard finish: Zinc plated Working load limit: 3300 lb For fast and easy connections between two lengths of chain Standard material: carbon steel Do not exceed the working load limit Do not use for overhead lifting or hoisting Do not use to support human weight, for playground or athletic equipment, or as a safety device., Quick link fitting , Zinc finish