e*thirteen e*spec Direct Mount Chainrings

Trek Bicycle Stores of Florida Verified independent store

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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 chainring s are adapted to work with TQ CL55 eBike motor configurations.The M3 dual width tooth profile eliminates chain noise and decreases overall system wear55mm Boost chainlineConstructed with 7050 aluminum for durability and light weightFor use with 11 and 12-Speed drivetrain systems Color Black Defined Color Black Designed for ebike Yes Drivetrain Speeds 12 Material Aluminum Tooth Count 32, 34 Show more