The INV28's DD field pattern rejects ground minerals and isolates individual targets in iron-heavy turf where pull-tabs and bottle caps cluster around benches and playground edges

No-slip blade guard

Garrett Axiom pulse induction control unit on collapsing carbon fiber shaft

Grey plug cap (for land use or submersion to 1 meter)

Iron Audio for complex ferrous objects

Silicon Rubber Control Box Covers for Minelab GPX Series Metal Detectors - Gray dd-fc-technology The INV28's DD field patternDetector protectors flexi silicone rubber control box covers are made to suit the Minelab GPX series metal detectors; GPX 4500, GPX 4800, GPX 5000. Dectector Protectors Silicon Rubber Control Box Covers for Minelab GPX Series metal detectors. Detector protectors flexi silicone rubber control box covers are made to suit the Minelab GPX series metal detectors. These covers give true protection against the elements, resist water and rain, mud and rocks,