The Halfords Schrader Bike Inner Tube fits most 29" wheels, providing a quick, reliable replacement for smooth cycling performance. Designed for tyre widths from 1.9" to 2.5", this inner tube features a 35mm Schrader valve for easy inflation. Durable and easy to install, this essential cycling spare gets you back on the trail in no time. Buy your bike inner tubes at Halfords, the UK's largest bike accessories retailer.