Inner Tubes

Inner tubes for a variety of tire sizes

Available in MX or Heavy-Duty

TR 4 stem type

Made of natural rubber

All tubes are NHS coded (Not for Highway Service)

Material: Rubber
Units: Each
Product Name: Inner Tube
Inner Tube Valve Stem Type EU: TR-4
Inner Tube Valve Stem Type US: TR-4 (round base) Center Metal Valve (threaded and nuts)
Tube Fits Tire Size: 2.75-21| 3.00-21| 70/90-21
For Rim Size: 21"