Grade 700x20/28 Presta valve tube
Specialized's Standard Presta Valve Tubes feature a molded method of construction that ensures a consistent thickness of butyl rubber. In short they don't have any unnecessary weight, making it a much smoother ride.
Features
- Including screw.
- Valve: Presta, 40mm.
- Valve core: removable.
- Real weight: 132 g (48mm), 129(60mm).