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10-Pack 1-Hole Rubber Stoppers, 27 x 31 x 32mm Ag Mechanics Built for maximum-light projection demos

SKU 20004722372
4.6
Description

Built for maximum-light projection demos

providing tiered storage that keeps tubes upright and visible during student experiments

Two-vernier readout on a 127mm degree plate resolves to 1 arcminute

and lab prep

Brass Magdeburg hemispheres on a mounted base with a stopcock for releasing vacuum

10-Pack 1-Hole Rubber Stoppers, 27 x 31 x 32mm Ag Mechanics Built for maximum-light projection demosPack of 10 rubber stoppers features single hole with 27 x 31 x 32mm dimensions for tubing pass through and laboratory vessel sealing.

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