Versatile Compatibility: Designed for 26-inch x 4.0 fat tires, our AV Schrader valve inner tube is perfect for mountain bikes, gravel, city and electric bikes, offering seamless fit and functionality. High-Quality Materials: Crafted from durable butyl rubber, these inner tubes provide superior puncture resistance...

26" BIKE INNER TUBE COMPATIBILITY – Designed to fit 26x1.75, 26x1.90, 26x1.95, 26x2.0, 26x2.10, 26x2.125 (45/57-559) tire sizes. Equipped with a durable 32 mm Schrader (AV32) valve, this butyl rubber replacement tube offers excellent flexibility and fit for mountain, cruiser, and city bikes. STRONG...