RFX Race Series inner tubes are a good heavy duty inner tube. Available in a multitude of sizes.

RFX Race Series inner tubes are a good heavy duty inner tube. Available in a multitude of sizes.

RFX Race Series inner tubes are a good heavy duty inner tube. Available in a multitude of sizes.

RFX Race Series inner tubes are a good heavy duty inner tube. Available in a multitude of sizes.

RFX Race Series inner tubes are a good heavy duty inner tube. Available in a large range of sizes.

Cheng Shin Tire Inner Tube - 100/110/120/100 - 18