e*thirteen e*spec Aluminum Direct Mount Chainring 34t for Bosch CX Gen4, Black
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Details
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 Bosch Gen4 eBike motor configurations.
The M3 dual-width tooth profile eliminates chain noise, and decreases overall system wear
53mm Boost chain line
7050 Aluminum
117g
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