Dog Bone Bead Spacer for Snake Chain Charm Bracelet Quantity: One Charm Fits: All major Brand Bracelets, such as Pandora, Troll, Chamilia, Carlo Biagi, Zable, and other add-a-bead bracelets. Material: Zinc Metal Alloy Size: Hole of the charms is 4.5 mm slide on core (not threaded) Dog Bone Bead Spacer for Snake Chain Charm Bracelet. Fits and compatible with All major Brand Bracelets, such as Pandora, Troll, Chamilia, Carlo Biagi, Zable, and other add-a-bead bracelets.