SRAM RED Aero X-Sync Chainring - 48t 12-Speed 8-Bolt Direct Mount Black E1 MFPN=191-39998-A007 Color Black Rear Axle 12mm

Color Black Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Cassette Body Type SRAM XD 11/12 Speed Wheel Size 29" Defined Color Black ISO Diameter 622 / Road / 29" Front Axle 15mm Thru x 110mm Tire Type Tubeless Ready Rim Material Alloy Hub/Brake Compatibility 6-Bolt Disc Valve Presta

Color Light Weight Black Cuff Length 6 Defined Color Black Gender/Age Unisex Material Wool-Blend Season Cool Weather Season Warm Weather Size Large

Color Blue Number of Chainrings No Rings Included Crank Length (mm) 165 Crank Intended Use Mountain Weight 483 BB Included No Pedal Spindle 9/16" Spindle Interface Type RaceFace Cinch 30mm Chainline/Hub Compatibility 141/148 Boost Hubs Defined Color Blue

Withstands temperatures to 300 degrees F

SRAM RED Aero X-Sync Chainring - 48t 12-Speed 8-Bolt Direct Mount Black E1 MFPN=191-39998-A007 Color Black Rear Axle 12mmSingle ring drivetrain simplifies functionality and reduces weight Direct mount aero chainrings for better aerodynamics X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control SRAM Model ID: CR XSNC DM E1 TECH SPECS Narrow Wide Design Yes Chainring Comp. SRAM FlatTop Teeth 48 BCD Direct Mount SRAM 8 Bolt Speed 12