Sterling Silver Battle Artillery Cannon Dangle Bead Charm Oxidized Sterling Silver Three Dimensional Antique Style Charm Silver Bead Hole Size: Approximately 5 Millimeters Compatible with the majority of brands of European bead bracelets and necklaces. Approximately 35 mm x 10 mm (1.38 inch x 0.4 inch8) Bead charm weighs approximately 2.6 grams.