e*thirteen Helix e*spec Chainring

CR5HAA-100 Helix e*spec 104BCD 7075 AL Chainring - 32T, Black

The Helix e*spec 104BCD chainring features a lightweight, stiff and durable 7075-AL construction and e*thirteen's latest M4 narrow-wide tooth profile for excellent chain retention and wear-life. Helix performance and an affordable price make this the perfect match for any 104BCD spider or the e*thirteen Turbocharger spider-bashguard.

M4 narrow-wide profile delivers enhanced chain retention and cross compatibility with Shimano, Sram, and TRP 11/12s drivetrains, incl. T-Type

Forged-CNC 7075 AL for ultralight weight, with high strength, stiffness, and wear-life

32/34T sizes complement e*thirteen wide range cassettes