Powerblock s-spec is one of the lightest tires in the world.
The ultimate BMX racing tire, the PowerBlock is designed to efficiently transfer pedal power and other rider inputs into lateral motion. In short, you'll roll faster with less wasted energy. The S-Spec version utilizes Tioga's thinnest sidewall for maximum suppleness and weight savings. Size for size, the PowerBlock S-Spec are the lightest BMX tires in the world.
Front and rear folding bead BMX race tires designed to balance traction and low rolling resistance with a block-designed center tread. The S-Spec version utilizes Tioga's thinnest sidewall for maximum suppleness and weight savings.
CYLEX 120 TPI superlight casing
UTC rubber compound
Patterned sidewall adds abrasion protection while maintaining casing suppleness
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