Inner tube 10 x 2.5

• Valve of choice

• Inner tube compatible with models:

0° version: Vmax R40 / R55, …
45° version: Hikerboy City Light, …
90° version: …
Right version: Vmax R40 / R55 (less practical with the disc), …

Noticed :
Check the internal condition of your tire. If you have been driving underinflated, it is likely that the tire is damaged, so replacing it is recommended.