The Tusk Ultra Heavy Duty 4mm Motorcycle Tube is the perfect solution to your continuous flats! These tubes are super thick at 4mm for serious off-road riding. Made from high quality butyl rubber, the Ultra Heavy Duty tube is made to withstand the roughest terrain.

• Super thick 4mm inner tube for the most extreme riding conditions!
• Made from high quality rubber for a long lasting life.
• TR-4 valve stem.
• 4mm thickness for optimal performance and puncture resistance.