Standard Triangular Inner Profile Tube. O.D.: 45.0 mm, Wall Thickness: 4.2 mm. Length: 1500 mm. Replaces: Bondioli & Pavesi No. BP125091500. Fits Bondioli & Pavesi 100 Series: Size 5, 6; Bondioli & Pavesi SFT EL Free Rotate Series: Size S6.