Popular makes that use 20x4.0 tires include: Ariel, super73, Juiced, Lectric, RadPower and many more. Vee Tire Co. E-Zigzag 20x4.0 folding bead E-bike tire. Size: 20x4.0. The E-Zigzag tire is a modern fat bike tire with cool retro looks designed specifically for the E-bike market.
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