e*thirteen Helix Race 3-Bolt Direct Mount Chainring (SRAM crank compatible)

Proven cross-compatibility applied to an ultra-lightweight, durable AL-7075-T6 chainring. Highly CNC'd technical finish. Available to match Helix cassette colors, SRAM(TM) compatible 3-bolt design.A technology first. 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. Available in bold colors to match the popular e*thirteen Helix R Cassettes, Plus 35 Stems, and Quick Fill Plasma Valves.- Save weight, keep your drivetrain options open, and use the chain you want- 3-Bolt Direct Mount design for use with SRAM(TM) 3-bolt direct mount compatible cranks- Cut from billet AL-7075 for the highest strength and wear resistance- SRAM(TM) and Shimano(TM) 11 and 12 Speed Chain Compatible- Extensive CNC machining for lightweight and looks that kill- Available in 5 bold Ano colors and 4 sizes 28/30/32/34t- Match and personalize the way you want?- E*thirteen QuickConnect Direct Mount rings include 1mm spacers which allows them to be run on legacy cranks (TRS/LG1/XCX) as well as Helix and Helix R cranks - 3-bolt direct mount chainrings fit SRAM and other similar interface cranks - Tooth profile