Introducing the Surly Inner Tube—a versatile companion designed to seamlessly fit a wide variety of plus-size and fat bike tires. Whether you're tackling rugged trails or cruising through snowy landscapes, this inner tube ensures you stay ready for any adventure that comes your way!

• Labeled Size: 26 x 3 - 4.8
• keyword search: Fat Tube
• ISO Width (mm): 100 , 76 , 77 , 78 , 79 , 80 , 81 , 82 , 83 , 84 , 85 , 86 , 87 , 88 , 89 , 90 , 91 , 92 , 93 , 94 , 95 , 96 , 97 , 98 , 9
• ISO Diameter: 559 / 26" MTN
• Shaft Type: Threaded
• Valve: Presta Short 32-40mm
• Valve Core: Removable
• Weight: 310
• Tube Compound: Butyl