Airlock - Grommets (3pk)

These are replacement grommets for plastic bucket fermenter lids. It is made out of rubber and fits perfectly in a 9/16" diameter hole.
When in a bucket it has a 3/8" inner diameter which is perfect for an airlock.
It's always a good idea to have a couple of these on hand.
 
Details:
	
Made of rubber
	
Fits in 9/16" diameter hole
	
3/8" Inner diameter
	
Perfect for air locks