11 and 12-Speed Drivetrain Systems
Updated M3 narrow-wide tooth profile eliminates chain noise, and decreases overall system wear.
52mm or 53mm (Boost chainline)
M3 narrow-wide tooth profile
Lightweight and durable design, minimal aesthetics, and updated M3 tooth profile.
34t, 36t, 38t
E13 e*spec Steel DM Chainring, Bosch CX G4
Our new direct mount e*spec chainrings use our M3 narrow-wide tooth profile, which reduces weight without sacrificing chain-retention. Steel direct mount rings provide great performance and long life at a killer price for todays high-performance e-bikes.
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