HYDROMETERS?
got A COUPLE GIFT CARDS FOR AMAZON,and want to purchase a hydrometer. I found three that looked good but don't know what all to look for and keep the price down. otc 4619 professional battery Hydro...
Forum Discussion
Here ya go! Print this baby out, slap some glue on it and paste it to the plastic tube. Bet'cha it slows 'em down a tad...
