... Iron ball chainPls see more about our ball chain:1)Available Material: Iron, Brass, Stainless steel2)Available size: 1.6mm, 2.0mm ... , anti silver etc and what's more 50types color ball chain.Usage: 1) Used for fine jewelry 2) Can be seen ... , light/ceiling fan pulls, vertical blinds, retaining application, keychain ,ball chain curtain,and more