BTI-63 - Innertube 26 x 1.9-2.125 (Schrader)
26" Inner Tube - Schrader
BTI-63 - Innertube 26 x 1.9-2.125 (Schrader) - BBB innertubes are made of durable long-lasting butyl rubber compound. Seamless to prevent the innertubes from leaking air and keep air pressure for a long time. Air chamber wall-thickness of 0.87mm. Thick enough for extra puncture resistance and thin enough to spare you the extra weight.