12" glass Hydrometer Test Jar with Plastic Base and Safety Bumper. Hydrometer Test Jars are crucial to measuring Original Gravity and Final Gravity to determine whether fermentation is complete. This glass test jar has a wide plastic base to prevent tipping, and a red plastic safety bumper to avoid breakage.
Glass hydrometer test jar with bumper
13" high
Removable plastic base
Bumper helps to prevent glass from breaking if knocked over.
Glass hydrometer test jar with bumper
13" high
Removable plastic base
Bumper helps to prevent glass from breaking if knocked over.