CST 18" Tube

18 x 1.75" Schrader Valve.

These good quality CST tubes are made from Du Pont materials. Available in most sizes for all areas of riding.

What Size Do You Need?

Check and compare the relevant numbers on your existing tyre or tube with the sizes listed here.

Which Valve?

Schrader Valve = Fatter Car Type Valve

Presta Valve = Skinny Valve. Also known as French or High Pressure Valve.