Conversion Kit 48V 20Ah Battery Rear Motor 7 Speed Freewheel MTX Rim MTX 40A

🔋 Battery — Samsung 48V 20Ah (40A BMS). ⚙️ Freewheel:7-speed Shimano-fit. ✔ 7-Speed Freewheel. ✔40A BMS • Peak capability 60A. – Pedal assist limited to15.5mph (25km/h) 🚲. 🛞 Alloy rim with stainless spokes.

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