Bafang MM G520.250 250w M500 torque sensor mid drive system motor kit
Sing Yiu BAFANG M500 M600 Torque Motor Bare Motor No Accessories Electric Bike Retrofit G520 G521 Torque Mid-Motor
A teardown for Bafang M500 Part I, you can get hints for replacing the M500 controller, motor core and the reduction gear | By Greenbikekit.com | Facebook
Bafang MID Drive System 48V 500W G521 Electric Bike MID Drive Motor Kits 8fun M500 M600 with Dp C24X. Can Display - China MTB, Bafang M600 | Made-in-China.com
Bafang m600 m500 M420 motor torque sensor(axle) /torsion sensor for replacement - Greenbikekit.com BBS, ebike batteries, Bafang M620, Bafang M600, Bafang M500, Bafang M510, KT controller with display-GreenBikeKit.com
BAFANG M500 M510 M600 Motor mount Bafang central motor motor mount M600 aluminum alloy pylon Electric bike frame modificationDIY - AliExpress