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Continue to ChatInner Tube - 80/100-21 (2.75-21), 26x3/300-20 - 40D2221 - PBC3553F1 - https://www.toys4boys.ca/parts-catalog/tires-rims-tubes/inner-tube-80-100-21-2-75-21-26x3-300-20-pbc3090yt
Inner Tube - 80/100-21 (2.75-21), 26x3/300-20 - 40D2221 - PBC3553F1 - https://www.toys4boys.ca/parts-catalog/tires-rims-tubes/inner-tube-80-100-21-2-75-21-26x3-300-20-pbc3090yt