Maxxis Welter Weight tubes are super high quality, buytyl rubber tubes with .90 mm thick walls for the best balance between weight and puncture protection.
- 0.90 mm thick walls
- Puncture resistant
- Presta valve with RVC is Removable Valve Core
- "700 x 18/25, 27 x 7/8-1" Black - Presta 60mm – 85g