This rubber stopper is available as a solid, or with one hole.
Top: 1.0" (25mm)
Bottom: 3/4" (20mm)
Length: 1" (25mm)
Hole Diam.: 5mm
Fits 24/40 ground glass openings.
Rubber Stopper Discount
- Purchase at least 12 and save 10%
See our Rubber Stopper Size Chart for top, bottom and length specs of our other stoppers.