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Better visibility thanks to the reflective logo print
With a lightweight and compact design
Has a sealed ring
The Terra Artica GTX is designed for off-road winter riding in any weather
The valves are equipped with an O-ring and grooved aluminum locknut for a leak-free seal
Silca Ultimate TPU Bicycle Tube 700 x 44-64 - 50mm Valve Silca Better visibility thanks to theIf you're still carrying a bulky butyl tube as a spare, it's time to upgrade. The SILCA Ultimate TPU Tube in 700 x 4464mm packs down to a fraction of the size of a traditional inner tube small enough to carry two spares in the space where one used to fit while delivering rolling resistance on par with latex at a fraction of the weight. Where other TPU tubes have earned a reputation for valve failures and sleeve blowouts, SILCA engineered a better