Shimano Dura-Ace CS-9000 Cassette Cog - 11-Speed 12t 2nd Position MPFN-BGR3 Tooth Count 30 Drivetrain Speeds

Tooth Count 30 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Drivetrain Speeds 9 Round or Oval Oval Defined Color Black Direct Mount Type Direct Mount SRAM Ring Position/Type Chain Retaining Single Ring Chainring BCD Sram Direct Mount Offset 0 Color Black Material Aluminum Chainline/Hub Compatibility 135/142 MTB Hubs Material Aluminum

5 Bolt Mount Diameter 8

6 Tall Cover Top Headset Black

The SRAM XX1 Eagle AXS 12-speed chain is a high-performance lightweight chain that features a unique design for significantly improved wear resistance on Eagle cassettes and rings

} Axles for Octane One frames

Shimano Dura-Ace CS-9000 Cassette Cog - 11-Speed 12t 2nd Position MPFN-BGR3 Tooth Count 30 Drivetrain SpeedsShimano Dura Ace CS 9000 Cassette Cog 11 Speed 12t 2nd Position. Shimano Dura Ace CS 9000 & Ultegra CS 6800 11 Speed Cassette Cogs TECH SPECS Tooth Count 12