✅ Key Features
Feature Description
Power & Torque: 750W motor ‧ 120 N.m max torque ‧ Ideal for hills, trails, and fast commuting
Compatibility: 68mm BB size: Fits standard 68–73mm bottom brackets with 34–36mm inner diameter
100mm BB size: Fits standard 89–105mm bottom brackets with 34–36mm inner diameter.(Pls contact us for the spacers for not 100mm BB motor )
Riding Modes: 4 modes: Full Electric ‧ Pedal Assist ‧ Walk Assist ‧Manual Pedaling
Battery Safety: Integrated BMS with over-charge/discharge, short-circuit, and over-current protection
Speed & Range: Up to 55 km/h (with 27.5″ wheel)
Design: Compact ‧ Quiet ‧ Harmonious integration with most bike frames
🚴 Perfect For
Daily commuters looking to skip traffic
Adventure riders tackling hills and trails
Seniors or anyone wanting extra pedal support
DIY enthusiasts building a custom e-bike
📦 What‘s In the Box — BBS02B 750W Mid-Drive Kit
1 × 48V 750W Mid-Drive Motor
1 × Thumb Throttle
1 × Speed Sensor
1 × 4-in-1 EB-BUS Cable
1 × Display (optional)
1 Pair × Crank Arms
1 × Chainwheel *(44T default | 36T/42T)*
1 Pair × Brake Levers or brake sensors
1 × Installation Wrench Set
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