NEW SRAM/Truvativ X0 X9 28T 80mm Chainring, Use with 42T

Original equipment on SRAM and Truvativ cranks, they also work well with other drive trains. Supplied in TruVativ packaging Material: Aluminum Chainring BCD: 80 Tooth Count: 28 Color: Black Defined Color: Black Ring Position/Type: Inner Drivetrain Speeds: