SRAM X-Sync Road Direct Mount Chainring Rival - 38t 12-Speed 8-Bolt Direct Mount BLK 29''/100mm/32mm } Works with all multi-speed

} Works with all multi-speed bikes (including 12-speed) as well as some single-speed models and e-bikes

Clamp head is micro-adjustable to accommodate various tube sizes

Manual open and close mechanism

Heel Pre-Adjust

SRAM X-Sync Road Direct Mount Chainring Rival - 38t 12-Speed 8-Bolt Direct Mount BLK 29''/100mm/32mm } Works with all multi-speedSRAM X Sync Road Direct Mount Chainring for Rival 38t 12 Speed 8 Bolt Direct Mount Black. SRAM X Sync Road Direct Mount Chainrings for Rival drivetrains feature a wide tooth narrow tooth design to provides maximum chain control. SRAM X SYNC wide tooth narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression so youre