Onboard: Mark Worth - 450 Pro Mammoth Motocross 1

Take a ride with Team Green's Mark Worth, as he works his way through the pack during one of the 450 Pro motos at the the 2015 Mammoth Motocross.

Credit: ML512
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1 comment
  • jmc2

    7/12/2015 6:04 AM

    Cool video. That kid has grown up fast.

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