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Inner Tube - Ultra Heavy Duty - 21" - TR-4 - Center Metal Valve
Provide enhanced protection against punctures and pinch flats, Reinforced tubes for off-road applications, Feature a 4 mm wall thickness
Specs
| Product Name | Inner Tube |
| Type | MX / Enduro / Off-Road |
| Material | Rubber |
| Duty | Ultra Heavy Duty |
| Inner Tube Valve Stem Type | TR-4 (Round Base) / Center Metal Valve (Threaded/Nuts) |
| Rim Diameter | 21" |
| Tube Fits Tire Size | 80/100-21 / 90/90-21 |
| Mounting Position | Front/Rear |
| Units | Each |
| Riding Style | Off-Road |
Description
Inner Tube - Ultra Heavy Duty - 21" - TR-4 - Center Metal Valve
Provide enhanced protection against punctures and pinch flats, Reinforced tubes for off-road applications, Feature a 4 mm wall thickness
Specs
| Product Name | Inner Tube |
| Type | MX / Enduro / Off-Road |
| Material | Rubber |
| Duty | Ultra Heavy Duty |
| Inner Tube Valve Stem Type | TR-4 (Round Base) / Center Metal Valve (Threaded/Nuts) |
| Rim Diameter | 21" |
| Tube Fits Tire Size | 80/100-21 / 90/90-21 |
| Mounting Position | Front/Rear |
| Units | Each |
| Riding Style | Off-Road |












