Collapsible Metal Can W/ Stopper ,Each

Details:

Can collapsible metal with stopper^ can collapsible metal with a black, no: 8 stopper with 1 hole & 1/4 fitting with 1 3/4 in opening with cap. Used for charles law or pressure principals within the class room, measure: 9 3/8x6 5/8x4 1/8in, for industrial or commercial use, lightweight and durable