Blue Opals and Chain Industrial Barbell

3 synthetic blue opal industrial barbell, industrial piercing, or scaffold piercing. 14g industrial barbell, with both ends unscrewing from the industrial piercing and is externally threaded. The barbell is 38mm long. The silver industrial barbell is 316L surgical steel. The opal settings are surgical steel plated brass. Chose the wire wrapping color that is around the center crystal from the 2nd photo, shown with purple. The opals and chain are free flowing and can move.