12 1/2 x 2 1/4 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 12 1/2 x 2 1/4 tubes are available with either a straight Schrader valve, a 45 degree Schrader valve, or a 90 degree Schrader valve
- 33mm Schrader Valve
- 45 Degree Schrader Valve
- 90 Degree Schrader Valve