20x4 E-bike / Fat Bike / Fat Tire / Bicycle (Mountain Bike) inner tube (innertube). Direct replacement for SHOK Scooters Fusion hybrid e-bike/e-scooter and SHOK Scooters Pulsar fat tire folding step through as well as many other brands and models [More Info]

This 12x1.75/2.125 inner tube (innertube) is commonly (though not exclusively) used for bicycles and similar products. **Currently being substituted with interchangeable 12. [More Info]

20x4 E-bike / Fat Bike / Fat Tire / Bicycle (Mountain Bike) inner tube (innertube). Most commonly used for (but not limited to) manual and electric powered bikes and mobility products. [More Info]

26x4 E-bike / Fat Bike / Fat Tire / Bicycle (Mountain Bike) inner tube (innertube). [More Info]