Keene Classifier 1/50" hobbie Single rotary volume control with

Single rotary volume control with "stay put" segmented "click" positioning

One very useful application is to use as a sampler before drywashing

It truly has become the measure of the bar in fine gold recovery around the world

At only 18″ long and weighing in at 2

Keene Classifier 1/50" hobbie Single rotary volume control withKEENE 1 50" HEAVY DUTY Stackable ClassifierHigh Quality KEENE 1 50" Classifier. Reinforced heavy duty construction with 5 inch deep stackable load. Break up hard packed material like clay when material is moved back and forth over steel mesh. Fits perfect on top of standard 5 gallon bucket. WORKS GREAT WITH THE BLUE BOWL SYSTEM AS WELL.