EST. shipping: 6-8 weeks
18″ tubes that fit the rear tires for the Kalk Race model and offer puncture resistance, size:3.25-18
For more information on how to change your tubes visit our Service and Support page and watch the instruction video.
This kit includes:
1 tube 18 inch for rear race tire dimension 3.25-18
The tube fits all Kalk bikes if it is equipped with 18″ race rear tires.
*The product photo might not reflect the actual kit