Feature●SLIGHTLY LARGER SIZE THAN STANDARD #6.5●SOLVES PROBLEM OF BUNG DROPPING INTO CARBOY●MADE ESPECIALLY FOR HOME BREWING●TOP DIAMETER: 37mm BOTTOM DIAMETER 31mm●FITS MOST 3, 5, AND 6 GALLON CARBOYS TIGHTLYDescription
#7 Drilled Rubber Stopper Top diameter 1 7/16"Bottom diameter 1 3/16"