2 Pack Flex Coupler 75499 Garbage Disposal Replacement Parts Compatible With Insink-erator Flex Coupler compatible with Insink-erator garbage disposal. Can replace previous part number 74085. Replacement flexible connector helps prevent exhaust pipe vibration and potential breakage. Aids in removing waste from kitchen sinks and supports proper garbage disposal system function. Made of flexible soft rubber for reliable sealing. Includes 304 stainless steel bolts resistant to corrosion for long-lasting durability. Easy to install with included hex head bolt for adjustable positioning, allowing for tool-free setup without professional help. Tailpipe mount coupling allows for simple removal and installation. Part 75499 is a suitable replacement for model 74085.