Original equipment on SRAM and Truvativ cranks, they also work well with other drive trains. 7000 series aluminum provides strength and durability. Compatible with 50T Yaw chainring. Item Specifications: Color, Black, Material, Aluminum, Chainring BCD, 110, Defined Color, Black, Ring Position/TYPE, Inner, Drivetrain Speeds, 10, Tooth Count, 34,.
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