Solid Rubber Stopper, #16, 1lb, Each

Details:

These black stoppers are made of solid natural rubber that remains pliable over a long period. Ideal for use with non-aggressive or concentrated solutions, they have low sulfur content and can withstand temperatures ranging from -25 to 70°C (-13 to 158°F). Available in solid, one-hole, and two-hole versions, each stopper has its size marked in raised figures. All stoppers are 25 mm tall. They are sold in one-pound bags.