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e*thirteen e*spec Aluminum Direct Mount Chainring 38t for Brose S Mag, Black

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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
7050 Aluminum