e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t, 11/12-Speed, 107BCD, Black shifter-flat-barright Updated compression ring design further

Updated compression ring design further enhances "carbon friendly" uses by evenly distributing clamping forces on the steerer

DT Swiss RR 411 Rims Rims EAN: 7630033819879

Item Specifications keyword search EW-RS910

Gravel-Specific tuned

e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t, 11/12-Speed, 107BCD, Black shifter-flat-barright Updated compression ring design furtherThe e*thirteen Helix Race 107 BCD Chainring, designed for 4 bolt 107 BCD cranks like SRAM Red or Force including power meter equipped cranks, offers a performance upgrade for Gravel and Road cyclists. The 38, 40, and 42 tooth rings pair perfectly with e*thirteen's cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy, they're CNC sculpted for a high stiffness to weight ratio. Compatible with both SRAM and Shimano