General description These 2 Pack 26X4.0 Fat Bike Tubes are designed for road, mountain, and electric bikes. Made from durable butyl rubber, they offer excellent air tightness and shock absorption, ensuring a comfortable ride. The package includes two inner tubes and two tire levers for easy installation and removal, preventing damage to the rim and protecting your fingers. Technical specifications Size: 26X4.0 Material: Butyl rubber Valve type: AV 32mm Package contents: 2 x Bike Inner Tubes, 2 x Tire Levers Measurement allowed error: +/- 1-3cm Other information Color: Black The inflation port has a protective cover to prevent gas leakage. Strong wear resistance; not easy to break or deform during use. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.