Flask Support Rings, Rubber, Black

Flask support ring has a concave recess on top to support round bottom flasks from 250 to 500mL. 5‑1/8″ diameter.

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Additional information

Weight 4 lbs
Dimensions 5 × 5 × 5 in



Chemglass Life Sciences carries a complete line of chromatography vials/closures and cell/ tissue culture products.