14k Solid Gold Replacement Threaded Earring Back Screw-back Threaded Earring Back Fits almost every screw back post which is 0.030 " thickness Free Shipping, 100% Satisfaction Guarantee, Easy 30 Day Returns You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it! All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.