UGears UTG0084 Mechanical Aquarium Ballast - Spreader began production in 1972 as

began production in 1972 as an upgraded model of the earlier GP38

It calculates revolutions per minute (RPM)

and the measurements are laser engraved on both sides for easy viewing

Automatically recognizes Traxxas iD® batteries for optimal charger settings

UGears UTG0084 Mechanical Aquarium Ballast - Spreader began production in 1972 asUGears UTG0084 Mechanical Aquarium The Mechanical Aquarium from Ugears is an ingenious saltwater fishbowl, with two pet tropical fish chasing each other around a forest of macroalgae fronds, inside of which hides another small inhabitant of the marine environmenta seahorse! The beauty, variety and intrigue of saltwater fish keeping makes it one of the world's most popular hobbies. Perhaps you are a snorkeling or diving enthusiast, and would like to be