20 x 1.90 / 2.125 CST Inner Tubes

20 x 1.90 / 2.125 CST Inner Tubes
20 x 1.90 / 2.125 CST Inner Tubes

CST rubber inner tubes are designed for use with clincher tyres and rims. A long standing brand, CST inner tubes offer reliability and great value for money.

These 20 x 1.90 / 2.125 tubes are available with a straight Schrader valve and come in standard thickness or extra thick thornproof

VALVE OPTIONS:
  • 33mm Schrader Valve
OPTIONS:
  • Standard Thickness
  • Heavy Duty Thornproof