What we like: "The GK24 is in-between the 2 coils sizes that the Gold Kruzer comes with. It's also a DD coil which means it's better in highly mineralized soil than the GK26 concentric coil (the larger coil that comes included with the Gold Kruzer Metal Detector).
Part Number : 17000129
Description : Waterproof DD Search Coil.
Including coil cover and coil mounting hardware.
Size : 24 cm x 13 cm / 9.5" x 5"
Compatible Metal Detector Models : Gold Kruzer, Gold Finder 2000