NEW All-City 612 Track Chainring All-City 47T 144 Black 1/8 612 Track Ring shifter_9speed Square knobs excel in a

Square knobs excel in a variety of conditions

NX is SRAM's 1x drive train for the masses

Ultra-Shift mechanism allows you to up-shift 3 gears with one action

11-speed mountain compatible

high stopping power in wet or dry conditions and excellent durability

NEW All-City 612 Track Chainring All-City 47T 144 Black 1/8 612 Track Ring shifter_9speed Square knobs excel in aAn extremely high value 144 BCD track chainring in unique colors and functional sizes. As at home on the velodrome as they are on the street. Made from high quality 7000 series aluminum Stiff and strong Tooth Count: 47 Ring Position Type: Single Drivetrain Speeds: Single Speed 1 2" x 1 8" Chainring BCD: 144 Color: Black Defined Color: Black Material: Aluminum