Maxxis Heavy-Duty Tube 80/90/100-20-21 TR4 IM92302100 Dirtbike ATV MX

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  • Regular price $32.98

Extra for Harley MX/Offroad Tire Tube 80-90/100-20-21
Type: Tube
Style: Extra Heavy-Duty
Model: MX | Offroad
Fits Tire Size(s): 80 | 90
Rim Diameter: 21
Aspect Ratio: 100
Stem Type: TR6
Material: Butyl
Sold as: Each
  • Made specifically for MX or off-road use; for Valve Stem Types, see page 224
  • Heavy-duty tubes are 1.5 mm thick to be more durable than standard tubes
  • Extra heavy-duty tubes are 2.5 mm thick to offer superb durability in extreme conditions; nearly twice as strong as heavy-duty tube
  • Both use synthetic rubber construction that offers excellent strength and will not allow air to leak like natural rubber