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*thirteens 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)
| 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 |
Steel |
| Offset |
Flip-Flop 3/5 |
| Ring Position/Type |
Chain Retaining Single Ring |
| Round or Oval |
Round |
| Tooth Count |
30 |
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