Check the listing for details. Envelope Feed Jogger Kit for Neopost Hasler Formax FP Inserters 73.27.31. Condition: New. Listed at 89.95 USD. Envelope feed jogger tune up kit. These new parts will make your inserter feed envelopes great again.Includes: 1 Envelope feed tire with core Part Numbers 73.27.31, 2732731U 2 Envelope feed jogger O-ring Part Numbers 04.18.76, 2041876D Fits: Neopost/ Quadient SI-68 DS-70 DS-75 Hasler M3000 M4000 M5000 M5500 Franco Postalia FPi-4030 FPi-4500 Formax FD-600 FD-6304 Fits many other models as well.SI68 DS70 DS75Clean Machine Mailing stocks a large inventory of mailing equipment parts and supplies!We sell parts for: Streamfeeder, Surefeed, Omation, Pitney Bowes, Secap, Astro, Rena, Hasler, Neopost, Formax, Quadient, Maag Mercure, Accufast, Ameritek and more. We have a 60 day standard warranty on all equipment and supplies. Returns are accepted within 14 days. We properly pack each item to avoid shipping damage.