Full Speed Ahead Pro Track 51t x144mm Black Chainring 1/2"x1/8" Brand_Abus Cassette Body Type Shimano/SRAM 11

Cassette Body Type Shimano/SRAM 11 Speed Road Material Steel

The ultimate combination of lightweight and reliability

ABEC 5 precision cartridge bearing

Mount fits under bottle cage

}SRAM PressFit GXP 104

Full Speed Ahead Pro Track 51t x144mm Black Chainring 1/2"x1/8" Brand_Abus Cassette Body Type Shimano/SRAM 11Full Speed Ahead Pro Track 51t x144mm Black Chainring 1 2"x1 8". FSA Pro Track Chainrings are CNC Machined AL7075 T6 with laser etched logos. Requires 1 2"x1 8" chain TECH SPECS Color Black Ring Position Type Single Tooth Count 51 Drivetrain Speeds Single Speed 1 2" x 1 8" Chainring BCD 144 Material Aluminum Defined Color Black