Gold filled earring findings are earwire, earring post, earnuts, prong, pearl cup, and threaders made from 1/20 14K gold filled metal. They are sold by the pairs.
Gold Filled Earring Findings
Bezel leverback earrings for 4mm stone
4mm ball post with butterfly backs
20mm by 12mm, 0.6mm thickness earwire
19mm*13mm. Wire is 0.6mm thickness , 22 gauge