Tioga Powerblock S-Spec Tires. 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.
Patterned sidewall to protect against abrasion
Specifications
Intended Use
BMX
Labeled Size
20x1-1/8
Tire Bead
Folding
Tire Type
Clincher
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