Challenge Grifo 33 Open Tubular Cyclocross Tyre
For all-round soft-pack conditions, the Grifo is the open tubular (clincher) of choice. Whether a Pro or just a hard core rider Grifo is the tyre you need. This tyre offers unbelievable grip with no rolling resistance compromise.
Specification: Challenge Grifo 33 Open Tubular Cyclocross Tyre
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