Size #10 Drilled Rubber Stopper

#10 stopper - with 3/8 inch hole. Top diameter 2 inches (51 mm), bottom diameter 1.66 inches (43 mm), length 1.10 inches (28 mm).

BPA-free stopper made of food-grade materials. Injection molded TPE for superior consistency throughout. Perfect for use with carboys, as the material sticks well to glass and PET, even when wet.

Max. Temperature Rating: 158 °F (70 °C).