Having difficulty in tracking down a source for heavy duty inner tube for thre 130/80-17 rear. Dirtdikebitz, wemoto and others only seem to stock the 90/90-21 front. Can anyone point me in the right direction?

Tim

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"For sheer delight there is nothing like altitude; it gives one the thrill of adventure
and enlarges the world in which you live," Irving Mather (1892-1966)

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