This is a A-404-6545 Inner Tube PN: 404-6545Main Description As Following : A-404-6545 Inner Tube PN: 404-6545 Found in Section & Models : Driveline > Driveline Components, Bondioli & Pavesi 100 Series: Size 5, Bondioli & Pavesi 100 Series: Size 6, Driveline > Shafting & Tubing, Bondioli & Pavesi 100 Series: Size 5, Bondioli & Pavesi 100 Series: Size 6, Miscellaneous > Miscellaneous, Taarup MOWER, DISC: 307 Associated Items : New Also This is An Aftermarket Product And : Weasler alternative to original part. Dim B (2): BP4/ BP6 Length: 39 3/8" - 1000 mm