I have a used Whites electronics 4 x 6 inch shooter DD coil for sale. Coil has been tested and works correctly. Excellent coil for hunting around tot lot equipment, tight areas and highly mineralized ground. Works on Whites 6.59 Khz models such as the XLT, Eagle spectrum, IDX, QXT and Black box coin masters and others. Does not work on DFX, MXT, VX3 and V3i. Shipped USPS priority mail. If you have any questions please ask before buying.