Doc’s Ferrite Ring with Plastic Lanyard and Plastic Snap for GPZ7000

This special Ferrite Ring is for ground balancing your GPZ 7000 gold detector, which requires a completely new type of ground balancing. Everyone likes how much better their detector ground balances when using a Ferrite Ring. The only major complaint is 'where to keep it without losing it or damaging it'??

You won't lose this Ferrite Ring it has a handy plastic lanyard and plastic clip.

Beware! Ferrite Rings can be brittle, so don't throw it around when you're using it or it will break! The rings are not under warranty against breakage and abuse.