1.There's an anti-vibration feature compatible with Insink-erator garbage disposal part and this helps to keep it functioning the way that it should and helps to eliminate breakage. 2.The tailpipe mount coupling makes it easy to take out and to put in. 3.You can use a disposal when you want to throw away scraps off of your plates when you're washing the dishes. ? This part 75499 is great replacement for Compatible with InSink-Erator . ? Replaces their previous part number 74085.Non original aftermarket part.The product is not sponsored or endorsed by,or affiliated with the brands it fit,including Insink-erator. ? The tailpipe mount coupling does not vibrate, which helps stop breakage from happening. ? Helps get rid of waste right from kitchen sink;Keeps disposal system working as it should. ? Easy to install -garbage disposal parts for Compatible with Insink-erator are easy to take in and out