Tooth shapes and shift pins are designed specifically for use with SRAM Yaw front derailleurs. Compatible with the SRAM Red Yaw front derailleur. 7000 series aluminum provides strength and durability. Inner rings have two installation positions to work with either type of outer ring. Item Specifications: Color, Black, Material, Aluminum, Chainring BCD, 130, Defined Color, Black, Ring Position/TYPE, Inner, Drivetrain Speeds, 10, Tooth Count, 39,.
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