SRAM RED X-Sync Chainring - 38t 12/13-Speed 8-Bolt Direct Mount 6.5mm Offset BLK/Silver E1 Brake Position-Rear Rings Sold SeparatelyNumber of Chainrings

Rings Sold SeparatelyNumber of Chainrings No Rings IncludedDrivetrain Speeds 11Drivetrain Speeds 12Chainring BCD Direct Mount CINCHChainline/Hub Compatibility 135/142 MTB HubsChainline/Hub Compatibility 141/148 Boost HubsChainline/Hub Compatibility 150/157 DH HubsColor BlackCrank Length (mm) 160Crank Intended Use MountainBB Included NoPedal Spindle 9/16"Spindle Interface Type RaceFace Cinch 30mmDefined Color Black

Total weight 155 cm pole: 192 grams

Durable 4mm thick 7075-T6 aluminum with reversible laser etched graphics

5mm uninstalled wall thickness  |  135mm long

SRAM RED X-Sync Chainring - 38t 12/13-Speed 8-Bolt Direct Mount 6.5mm Offset BLK/Silver E1 Brake Position-Rear Rings Sold SeparatelyNumber of ChainringsSingle ring drivetrain simplifies functionality and reduces weight X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control SRAM Model ID: CR XSNC DM E1 TECH SPECS Chainring Comp. SRAM FlatTop Narrow Wide Design Yes Speed 12 BCD Direct Mount SRAM 8 Bolt Teeth 38