eThirteen Helix R Guidering Directmount chainring 52/55mm 11/12-speed

The HELIX R Direct Mount Chainring is a game changer.

Proven cross-compatibility applied to an ultra-lightweight, durable AL-7075-t6 Chainring. Highly CNC’D technical finish. Available to match helix cassette colors!
Combine with the chain, derailleur/shifter of choice without a change in chain retention quality. Build a dream rig with more freedom and spec creatively.
One of the strongest and most durable alloys available, AL-7075-T6 delivers the lightest and longest wear-life chainring without compromising strength, bend resistance, or longevity.

• Flip-Flop Design achieves Boost and Super Boost chain lines with Helix, TRS, LG1, and XCX cranks
• Cut from billet AL-7075-T6 for the highest strength and wear resistance
• SRAM and Shimano 11 and 12 Speed Chain compatible
• Extensive CNC machining for ultra-light weight(32t=52g) and looks that kill
• Available in bold colors to match the popular e*thirteen Helix R Cassettes, Plus 35 Stems, and Quick Fill Plasma Valves!
• Chain retention: Updated G4 narrow-wide tooth profile improved retention, reduced chain noise, and decreased system wear.
• Chainline: Flip-Flop 52mm (Boost) and 55mm (Super Boost)
• Color: Bronze, Naranja, Eggplant, Gray, Intergalactic PVD
• Compatibility: Helix R Direct Mount, Helix, TRS, LG1 and XCX Direct Mount cranks
• Material: AL-7075-T6 Aluminum Alloy
• Size: 28-34t options
• Weight: 28t: 48g, 30t: 50g, 32t: 52g, 34t:54g