SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK ModelNumber=H3918 Daytime Pulse mode for extra

Daytime Pulse mode for extra safety and Lock Out Mode for traveling

Color Black Rear Axle 12mm Thru x 157mm Rim Width (Internal) 35 Cassette Body Type Shimano/SRAM 8 9 10 Speed Wheel Size 29" Defined Color Black ISO Diameter 622 / road / 29" Tire Type Tubeless Ready Clincher Hub/Brake Compatibility 6-Bolt Disc Valve Presta

Extra large 90mm drum brake and high-flange hub shell for increased braking performance and wheel strength suitable for cargo or utility bikes

Rotor Size (mm) 160 Pad Compatibility All Pad Compounds Rotor Type Two Piece Weight 134 keyword search TRP 25 Hub/Disc Compatibility Center-Lock

SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK ModelNumber=H3918 Daytime Pulse mode for extraSRAM X Sync Road Direct Mount Chainring for Rival 40t 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