Not the greatest product, but seems to be working just fine for my 6 gal carboy

" I can hear these easily, which let's me know how hard the mix is working and when its getting close to done.

Quality air locks are extremely important and these work great!

Fast service works good for the money

They get a work great on my 5 gallon glass jugs

These work great, no issues so far.

The work well and are reasonable

These work really well

Great Price and work like champs!

It is great to see how well the fermentation is working

Its works great

One worked great, no problems.

Not crazy about the plastic replacement for a cork, but the airlock works great--and they were delivered when I needed them.

Nothing fancy, just work.

These air locks work really well for fermentation buckets, gallon jugs or carboys for beer and/or wine

My first attempt at wine making, this plastic airlock worked very well both in a glass and a plastic jug

Its working good in my wine making

These plastic airlocks work great in the standard sized carboy

These air locks work well and have had no issues

The other one works great, but they are definitely fragile.

They are working great for fermenting vegetables

Item came when promised and works w