Description
Off-road riding demands an inner tube built to withstand punctures, pinch flats, and the relentless abuse of challenging terrain. The Michelin Ultra Heavy Duty delivers with a reinforced 4mm wall thickness that absorbs impacts and protects against sidewall failures—critical when you’re miles from the nearest shop. If you’re serious about reliability on the trail or track, this tube eliminates a major failure point.
- 4mm wall thickness
- Dual tire fitment: 80/100-21, 90/90-21
- TR-4 metal valve stem
- Threaded valve nuts included
- 21-inch rim diameter
- Front or rear compatible
- Natural rubber construction
- Off-road rated durability
- Puncture and pinch-flat protection
- MPN: 73810
- Sold individually
