e*thirteen Helix Guidering - 30t, 10/11/12-Speed, 52/55mm Flip Flop CL, 3/5mm Offset, e*thirteen DM, Black

Helix Direct Mount rings are designed for use with e*thirteen Helix, TRS, LG1 and XCX Direct Mount cranks. These rings are compatible with both Shimano™ and SRAM™ 12 speed drivetrains. e*thirteen's Gen 4 narrow-wide tooth profile delivers upgraded chain retention, lower system noise, and increased wear-life Cross-Compatible with SRAM and Shimano 11 and 12 speed chains Convenient flip-flop design, compatible with both Boost and SuperBoost chainlines (52/55mm) Specifications: Chainline/Hub Compatibility: 141/148 Boost Hubs Chainline/Hub Compatibility: 157 Super Boost Hubs Color: Black Defined Color: Black Direct Mount Type: Direct Mount e*Thirteen Drivetrain Speeds: 10 Drivetrain Speeds: 11 Drivetrain Speeds: 12 Material: Aluminum Offset: Flip-Flop 3/5 Ring Position/Type: Chain Retaining Single Ring Round or Oval: Round Tooth Count: 30