27.5" x1.75-2.4" Tube with 40mm Schrader - suitable for the Specialzied Roll. 27.5" is the same as 650b.
Our standard tubes use a molded method of construction, ensuring a consistent thickness of butyl rubber.
What Size Do You Need?
Check and compare the relevant numbers on your existing tyre or tube with the sizes listed here.
Schrader Valve = Fatter Car Type Valve
Presta Valve = Skinny Valve. Also known as French or High Pressure Valve.