Made of rubber.
Creates an airtight seal in the mouth of your carboy or fermenter.
Essential piece of homebrew equipment.
1 3/16'' Bottom Diameter.
1 7/16'' Top Diameter.

Technical Details

Product Details

Package Dimensions
Width : 1 inch
Height : 1 inch
Length : 3.4 inch

Shipping Weight: 0.8 ounce (View shipping rates and policies)

ASIN : B00BTMWUME