The ‘stop knock’ might be a rubber bumper on a single or each side of your pan. The idea is to remove the slime through the courser partials. Numerous times I will backwash then faucet the gold up, Enable the gravel drain, then pan out many of the gentle product https://retirement-account-divers73838.eedblog.com/36280071/silver-coin-purchase-complaints-things-to-know-before-you-buy