20x2.125/2.40 Inner Tube,Bicycle Tube for Cruiser Road and Mountain Bike

20x2.125/2.40 Inner Tube,Bicycle Tube for Cruiser Road and Mountain Bike

• 【SIZE】20"x2.125/2.40" 32mm schrader valve bike tire tubes fit 20-inch wheel，tire width between 2.125/2.20/2.25/2.30/2.35/2.40 in.Applicable models such as Road Bike,Track Bike,Cyclocross Bike,Mountain Bike,Cruiser Bike,Fat Bike,BMX Bike and more.
• 【High Quality】High quality inner tubes are made of butyl rubber.More resistant to aging and high temperature than natural rubber.It has a service life of 5 years, which is twice that of ordinary inner tubes.The good air tightness of butyl rubber allows each inflation to be held for 5 to 6 months.Ordinary rubber needs to be re-inflated once every 1 to 2 months.
• 【Heavy Duty】Our inner tube is thicker than other ordinary inner tubes.The thickened inner tube ensures a smooth and comfortable ride.Significantly reduces the sensation of bumps you get.At the same time, the tear resistance is also much better than other products.
• 【Replaceable parts】Our package includes an additional 5 valve cores and 2 dust caps.Replace them easily and quickly with the included valve core wrench for long-term good air tightness.Aluminum dust-proof cap, high strength, scratch-resistant, can effectively prevent dust from entering the valve tube.
• 【Package Includes】Two pieces of 20"x2.125/2.40" inner tubes, 5 replaceable eco-friendly valve cores, 1 valve core wrench, 2 aluminum alloy color dust caps.