Columbus Zona Bent 29er Down tube 750mm long
This tube will accommodate 29ers and 26ers with long travel forks.
A note from the manufacturer:
"This tube comes in a dark unpolished finishing because its bend doesn’t allow to properly polish it after bending. It is not heat treated."
- Diameter: 38.1mm
- Wall Thickness: 1.0-0.5.-0.8
- Length: 750mm
- Lower Butt length: 100mm
- Radius of bend: 150mm
- Bend angle: 25 degrees.
- 80mm from head end to center of bend radius
- Butt length for the top portion of the tube is 240mm long.
- Butt extends approximately 90mm past the apex of the bend.