Chainring 40T "Narrow Wide" for mid drive Bafang BBS01 BBS02
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The PreciAlps Chainring is designed in France.
The design combines the smallest possible Drive ring (40T), whilst also maintaining the correct chainline.
This chainring is machining with CNC Machine, the 40 tooth narrow wide is specially designed for retained the chain
If you want to personalise your BBS equipped bike, this chainring is very light only 4.7oz instead of 12oz for the standard drive gear
If you want improve performance, then the PreciAlps chainring might be for you.
CNC 40T Drive ring for BBS01/02 motors. A smaller Drive ring allows the motor to spin faster and more efficiently when used on steep inclines.
Machined with a Narrow Wide to eliminate chain derailment and reduce tooth ware.
Machined from 7075 Aluminium and T6 hardened for long life.
Anodized Red, blue or black.
Please note the use of this chainring requires touching up of around 1mm at the crankcase (see picture)