Thru Axles & Upgrade Hardware
Titanium and carbon thru axles, derailleur hangers, bolt kits, caliper adapters and other weight-saving upgrade hardware.
Gravel racing does not happen on one surface, so we did not build one tire. The Protocol lineup offers directional tread architecture, each tuned for different conditions. Same casing, same compound. The difference is what happens where the rubber meets the ground.
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