Quantity:1 piece,listing only for one bead,not including chain
Packaging: come in little flannelette pouch, along with silver polishing cloth
There's no screw thread inside charm,Hole size:4.5mm,compatible with most major Brand Bracelets, such as Troll, Chamilia, Kay, Carlo Biagi, Zable, and other add-a-bead bracelets and necklaces