Fire Hydrant Dangle Bead Spacer for Snake Chain Charm Bracelet Quantity: One Charm Size Hole is 4.5mm slide on Cores (not threaded) Fits and compatible with Pandora, Biagi, Chamilia, Zable, charmed memories and Troll Chains Material: Zinc Metal Alloy Fire Hydrant Dangle Bead Spacer Pandora Style Troll Biagi Chamilia European Charm Bracelets Compatible