Shimano Steps SM-CRE80 eBike Chainring
Who's this item for: This is for use with eBike specific cranks only such as the FC-M8050.
Number of teeth: They are available in both 34T and 38T
Mounting style: 4 x 104.
Offset options: Comes in a 50mm chain line only.
Chain retention technology: Dynamic chain engagement, for better chain retention even over bumpy ground.
Weight: Not listed by Shimano.
Pros: Genuine replacement chain rings.
Cons: Only available in two teeth options.