Ultraverse 27.5 inch bike inner tubes with 48 mm Presta valves.
These butyl rubber tubes fit 27.5 inch tires ranging from 1.75 to 2.125 in width, suitable for mountain bikes, hybrid bikes, gravel bikes, and all terrain riding. The 48 mm Presta valve provides secure inflation, and the durable tube material offers excellent puncture resistance and air retention.
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