Standard GPX 5000 50c piece @ 12inch

GPX 5000 gain at 20, stabiliser at 20, enhance, 18" nugget finder Advantage coil. Testing on a 50 cent piece in the 12 inch hole at Laanecoorie test site.
For more information about our mods visit us at detectronicsau... and follow us on facebook for our latest news / detectronicsaustralia