Sterling Silver Bulk Chain Long And Short 27 gauge (0.36mm) Thickness. Smaller Link 2.7X1.9mm Size and Can Fit Up To 20 Gauge Wire. Larger link 4.87x2.44mm and Can Fit Up To 16 Gauge Wire. Sold by foot. Price Per Foot. Multiple Quantity of Chains will ship as One Continuous Piece Where Available.