These Continental MTB 26-inch inner tubes are ideal replacements or spares for when the inevitable puncture happens. Made from Butyl rubber, these tubes fit 26-inch mountain bike wheels in 1.752.5-inch sections. Continental MTB cycling tubes are available in Schrader, all made with a seamless construction and uniform roundness. Ideal to get you back up and riding in no time. Key Features Butyl rubber mountain bike tubeFor 26" MTB tyresSchraderAll tubes have a seamless construction, with a mould-cured vulcanisation, to ensure uniform roundness