IRC's flagship gravel tire, the Boken, comes in 700×40c and 700×36c for high-speed riding and racing. The Boken Plus comes in 650×47b and 650×42b for technical terrain and all-day adventure riding. All Boken tires are built with our grippiest rubber, and strengthened with a layer of sidewall puncture protection.

 

Boken: Built for Speed and Adventure

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