Description
| Specification | Value |
|---|---|
| Tube Fits Tire Size | 3.00-21 / 2.75-21 / 90/100-21 / 100/80-21 / 80/100-21 / 90/90-21 |
| Riding Style | Street / Off-Road |
| Rim Diameter | 21″ |
| Type | Motorcycle |
| Inner Tube Valve Stem Type | TR-4 (Round Base) / Center Metal Valve (Threaded/Nuts) |
| Product Name | Inner Tube |
| Units | Each |
| Duty | Standard |
| Material | Butyl Polymer |
| Mounting Position | Front/Rear |
- “Real butyl tubes” made from 100% butyl polymer, unlike other “butyl” tubes, which are blended butyl polymer and natural rubber
- Each tube is individually boxed with a full range of sizes and valve stem types clearly marked on each box end
- 100% butyl tubes minimize natural air leakage and maintains air pressure for longer period of time
- All stems are TR-4 type for valve stem








