Bafang Bbshd Steel Pinion GearReplacement Pinion Ring Gear for you Bafang BBSHD Mid Drive Motor.

for both standard square type and Shimano® octalink

Shimano BR-9000 brake pad inserts (R55C4)

Tyre 700 X 35c Black Commuter Tread

Shimano's CN-HG71 chain is the choice for smooth

Since 1917

Size: 160 x 75 x 45 mm

  7075 Heat treated alloy means we can get the weight to a fraction of the stock steel ring but retain the tooth hardness

Easy operation via the separate control unit

It is compatible with 11-speed road

- Water resistant design

: 9 - 36hrs Triple Flash: 36 - 96hrs Random Flash: 7 - 33hrs

Lightweight aluminum sprocket carrier