E11.0139

Mini Magdeburg Hemispheres. These are an economical substitute of a classic physics equipment. Made of two rubber cups with chrome plated steel handles. After placing the cups together and squeezing the air out, students will find it difficult to pull them apart. Teachers can also hang up to 28lbs to the handles to show the force of air pressure. No vacuum pump needed.

Made of two rubber cups with chrome plated steel handles, Dia. 5cm.