Rubber Grommet For Plastic Buckets

$ 0.49

This rubber grommet is a direct replacement for any of our plastic bucket lid grommets.

These grommets can also be used to turn other vessels into fermentors quickly and easily.

These grommets will fit in a 1/2" drilled hole and leave a 3/8" opening, perfect for an airtight fit around an airlock.