SRAM Rival X-Sync Direct Mount Road Chainring - 40t 12-Speed 8-Bolt Direct Mount 6.5mm Offset BLK E1

SRAM Rival X-Sync Direct Mount Road Chainring - 40t 12-Speed 8-Bolt Direct Mount 6.5mm Offset Black E1. SRAMs 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 you’re always in the right gear

Improved aerodynamics for time trial and triathlon