- 80/100-21 M/C
- 90/100-21 M/C
- 90/90-21 M/C
- 100/80-21 M/C
IRC Heavy Duty tubes are designed and constructed to offer great performance in the most extreme motorcycle riding conditions. IRC heavy duty tubes are made 3 mm thick and puncture resistant, making them durable to better handle extreme and aggressive use. For maximum performance and durability, IRC tubes are made of a blend of both natural and butyl rubber.
- Heavy duty tubes are 3 mm thick and puncture resistant.
- High quality Japanese tubes meet or exceed O.E.M. quality standards.
- Made of a blend of natural and butyl rubber.