Tubes: All Sizes/Types

- Size: 26 x 1.9 – 2.125 - ISO Diameter: 559 / 26" mtn - ISO Width: 48mm, 49mm, 50mm, 51mm, 52mm, 53mm, 54mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 170g (32mm), 171g (48mm)

Keep rolling down the toughest trails Add durability and pinch flat protection with Bontrager Heavy Duty tubes, designed to give riders the confidence to power through the rockiest descents. Product details - 1.2mm wall thickness for added flat protection - Resists punctures and pinch flats - 100% inspected for guaranteed quality