Think Crucial Replacement for InSinkErator Quiet Collar Black Sink Baffle Fits Evolution Disposal, Compatible With Part # QCB-AM EXTREMELY DURABLE so when you insert your new quiet collar black sink baffle into your InSinkErator Evolution Disposal it doesn't break or cause you to purchase anything extra. Just go back to using your sink! SILENCING TECHNOLOGY because when you turn on your disposal you don't want to wake up your neighbors! Disposals can get loud and quite annoying at times, this bad boy helps with that issue! SIMPLE TO USE because it is easy to install. This black quiet collar sink baffle is the same as part # QCB-AM so you'l have no issues installing it...and by installing it we mean just placing it in your sink! INCREDIBLY STRONG because you don't want to have a sink baffle that is weak! This quiet collar sink baffle is incredibly strong so you can shove anything down your sink and not have to worry! GUARANTEED SATISFACTION because of a 30 day full money bank guarantee and a trusted Think Crucial warranty. We are so confident in our products that we have no problem giving you every penny back if you're unhappy with your purchase. You won't see promises like that from big box brands!