Laboratory-grade rubber stopper. Top diameter: 1-13/16 inches; Bottom diameter: 1-1/2 inches.
Note: Sizing information is provided by supplier. Minor variances may occur.
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NOTICE: Our stores are temporarily closed for walk-in shopping. All orders must be placed on our website. Pick up is available at the Greentree location only. Shipping is available. Dismiss
Just in Time for Memorial Day!