This is a A-700709852 Outer Tube PN: 700709852Main Description As Following : A-700709852 Outer Tube P.N: 700709852 New standard triangular outer profile tubing, size 6, 6 CV. O.D.: 54 mm, Wall thickness is 3.7 mm. Length is 1500 mm. Replaces: Bondioli & Pavesi No. BP125171500. Fits Case-IH, Hesston, and New Idea round balers. Stocked As: A-BP125171500 Found in Section & Models : Driveline (by application) > Driveline Components, Case-IH BALER, ROUND: 8450, Case-IH BALER, ROUND: 8455 ((SN