Ball Chain #6 Connectors Nickel Plated Brass 50 Count Used as an attachment for #6 Nickel Plated Brass and #6 Nickel Plated Steel Ball Chains #6 chain has a bead diameter of 1/8 inch (3.2mm) Other connector and attachment sizes and finishes are available Bulk Packed Made in USA by Ball Chain Manufacturing Since 1938. We are the manufacturer, not a reseller.