The InSinkErator Garbage Disposal Sink Drain Adapter Locking Flange Collar is a specific model designed for the InSinkErator Badger garbage disposal system. This adapter is used to securely attach the garbage disposal to the sink drain, ensuring a proper fit and functionality. Made by the trusted brand InSinkErator, this locking flange collar provides a reliable solution for connecting your garbage disposal to the sink drain in your home.