Attach the micro-adjuster to the gearbox bracket

or fine placer gold

the snug-fitting design stays in place during use without interfering with operation

First-rate 10 inch elliptical mono search coil for the Fisher F70 metal detector

(Discontinued) Johnson 500 GPH 12V Submersible Pump Garrett Search Coils & Covers Attach the micro-adjuster to theJohnson 500 GPH 12V submersible pumps have powerful permanent magnet motors and 3 4 inch discharge. These little workhorses are the standard pumps used on gold wheels, mini sluices and recirculating systems. 18 month warranty. 500 gph unit draws 2. 5 amps; 750 gph draws 3 amps; 1000 gph draws 3. 2 amps.