Simplex Revolution 7sp Freewheel

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– Two-pawl design
– Labyrinth seals
– Shifting wavers on cog profile,
– Zinc-plated
– Use Shimano FW Tool to remove

Excellent Upgrade for the many E-bikes equipped with cheap freewheels!

14-16-18-21-24-28-34

14-16-18-20-22-24-28