e*thirteen e*spec Aluminum Direct Mount Chainring 34t for Brose S Mag Black. e*spec Direct Mount Chainrings use e*thirteen's M3 narrow-wide tooth profile which reduces weight without sacrificing chain-retention. These lightweight and well-designed chainrings are adapted to work with Brose S Mag eBike motor configurations.
The M3 dual width tooth profile eliminates chain noise and decreases overall system wear
53mm Boost chainline
- TECH SPECS
|Designed for ebike