Includes:
- 1x Wiper
- 1x Upper bushing
- 1x Lower seatpost tube
This set inlcudes a complete lower tube unit with installed bushing and wiper.
30.9/31.6 are compatible with each other and allows the change of diameter of your post.
Fits:
You can find a video of the tube-swap, when you click here.
Please read and follow the video description.
