Replacement Self-Flush Assembly for Stainless Steel M1 / MX Series Pumps, 1/4-28 (40 mL).  Self-flush body, inlet and outlet flush check valves, seal, o-ring, and installation instructions. Also contains bushing and plug for conversion to no-flush.  (1 self-flush kit per pump head; 2 kits required for dual-head pumps).

Estimated Shipment Time: 12-16 Days