Description
4-Blade Chopper Kit with Lock Nut for 18590 Series Macerator Pumps The Jabsco 4-Blade Chopper Kit replaces a worn, broken, or malfunctioning macerator chopper in the 18590 Series. The chopper is designed with 4 heads, each with its own blade to break up large debris before it enters the pump and other fluid lines. Includes a lock nut to secure it in place.




![Wilderness Wipes - [36 Pack]](https://cedartenttrail.com/wp-content/uploads/2026/10/wilderness-wipes-36-pack-53627150f2614737ab8961a1-300x300.webp)

