Decorative Sparkle Open Jump Rings, decorate chains as a charm, or even create your own two toned chains, imagination is unlimitedMaterial: 1/20 14k Gold FilledComponent size: 21 ga (0.76mm thickness) - 4mm OD, 5mm OD, 6mm ODQuantity: 20 pieces Gauge to mm Conversion Chart Gauge mm (approx.) 0.3mm = 28 gauge 0.4mm = 26 gauge 0.5mm = 24 gauge 0.6mm = 22 gauge 0.7mm = 21 gauge 0.8mm = 20 gauge 0.9mm = 19 gauge 1.0mm = 18 gauge NOTES: Pictures show the shape of the item, for actual size please see the measurement.
