bROK Quick Link 5/16-In x 5,000 lbs - Pack of 2 - Corrosion Resistant Chrome Plated Steel Safety Chain in the Trailer Parts & Accessories department at Lowes.com
Stainless Steel Quick Link by Kong - Chain Link Connectors | Pelican Rope
Quick Link Steel Chain Connector w/ Brass Finish - 1/4" Thick – My Lamp Parts