e*thirteen e*spec Aluminum Direct Mount Chainring 36t for Brose S Mag Black

e*thirteen e*spec Aluminum Direct Mount Chainring 36t for Brose S Mag Black. e*spec Direct Mount Chainrings use e*thirteens 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

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