HooAMI Stainless Steel Ball Chain Connector Clasps 9x3mm Fit 2.4mm Ball Chain, 10pcs Material:Stainless steel(Cadmium Free) Approx:9mm x 3mm;Hole size: 3mm 1.3mm Thickness: 3mm Fit 2.4mm - 3mm Ball Chain Quantity:10pcs Style/Shape: Ball Chain Connector Clasps