e*thirteen Helix Race e*spec - Direct Mount Chainring - Specialized - black

The Helix Race e*spec chainrings combine state-of-the-art design and performance. They are made from 7075 aluminium and impress with their light weight, optimized durability, high rigidity and appealing aesthetics. Features of the e*thirteen Helix Race e*spec Direct Mount made from 7075 aluminum for Specialized Kenevo / Levo SL 1.1 drive units Narrow-Wide profile for improved chain retention -4mm offset for 52mm chainlines compatible with Shimano, SRAM & TRP 11/12-speed drivetrains