SRAM Rival X-Sync Direct Mount Road Chainring - 40t, 12-Speed, 8-Bolt Direct Mount, 6.5mm Offset, Black, E1 27.5" (650b) Tires - CNC machined from 6061

- CNC machined from 6061 aluminum with slotted sides and rear section

161422-Q0-L

FX9000 ST1029

UPC: 708752370227

125541-Q0-L

SRAM Rival X-Sync Direct Mount Road Chainring - 40t, 12-Speed, 8-Bolt Direct Mount, 6.5mm Offset, Black, E1 27.5" (650b) Tires - CNC machined from 6061SRAM's light, stiff, and durable Rival X Sync direct mount aluminum road chainrings let you pick the exact gearing you want and quickly swap sizes. Our X SYNC technology keeps the chain where you need it to be, too. X Sync wide tooth, narrow tooth chainring technology provides maximum chain control Aluminum, laser etched chainring is designed to be more durable X Range gearing technology gives you more range and a smoother gear progression, so youre