2-Pack 2.75/3.00-19 Inner Tubes Replacement Set - Great replacements for (70/100-19 or 80/100-19) dirt bike tire tubes, compatible with most 2.75-19,3.00-19, 80-19, 100-19, 90-19 motocross pit dirt bikes.
Built To Last Longer - This 70/100-19 dirt bike tube made with 45% more rubber, thicker sidewalls to help improve their load-bearing capacity and make them more resilient against punctures. This elasticity gives the dirtbike tire tubes excellent flex that helps them buffer shocks.
Ride In Comfort - The stretch rate of the butyl inner tubes for pit bike tires is 4.8X higher than most. these 80/100-19 tubes are the perfect fit for off-road and motocross tires, giving riders the peace of mind they need to tackle any track with confidence.
Less Re-Inflation Needed - Butyl rubber has low air permeability - less chance for air to escape the dirt bike tire tube. You only need to re-inflate each heavy duty tire tube every 180 days.
Dual-Function Dust Caps - Pure copper dust caps are great for helping prevent the entry of dust and water, while also preventing air from leaking out. They can also be used as a valve core wrench.