Sold as one unit. (1 unit = 12 each.) 7.5-9.5".  Retail packaged plate wires with high grade steel springs. Suggested weight 2 lbs. Easy fit. Hook and nail included. White sturdy vinyl coated wire. Manufacturer number: 32-1303. SKU #: 6122048. Country of origin: China. Distributed by Tripar Int'L, Inc.