Designed for the avid treasure hunter in mind

A loose or wobbling coil causes erratic signals and false target IDs

Sensitivity runs at 5 to 6 in saltwater

Whether you're treasure hunting

If your size is XL

Mars Goliath 15” DD Waterproof Search Coil for Garrett AT Gold Metal Detector nokta detection technologies Designed for the avid treasureMars Goliath 15 DD Search Coil with Nut & Bolt, Coil Cover, 2 Rubber Rings, and a Two Year Warranty. Compatible with the Garrett AT Gold Metal Detector. The Mars Goliath coil will ensure the maximum possible target detection depth as well as a larger scan area. It is at its most efficient searching in large open areas clear of thick vegetation. Mars search coils are 100% waterproof and are protected against electrical interference. AT GOLD ONLY! NOT