This is a A-BP125021500 Inner Tube PN: BP125021500Main Description As Following : A-BP125021500 Inner Tube P.N: BP125021500 Standard Triangular Inner Profile Tube. O.D.: 26.5 mm, Wall Thickness: 4 mm. Length: 1500 mm. Replaces: Bondioli & Pavesi No. BP125021500. Fits Bondioli & Pavesi 100 Series: Size 1.Replaces: Bondioli Part No: BP125021500Size: (A) 26.5mm x (B) 4mm, length 1500mm Replaces: BP125023000 EDCOR , A-125021500 BONDIOLI & PAVESI , Crossed From: SW04266 , , 6593-CM PRONOVOST Found in Section & Models : Driveline > Driveline Components, Bondioli & Pavesi 100 Series: Size 1, Driveline > Shafting & Tubing, Bondioli & Pavesi 100 Series: Size 1 Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada