e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t, 11/12-Speed, 107BCD, Black five-ten Bead Blasted BBQ finish for

Bead Blasted BBQ finish for added durability

Reduced overall length and insertion depth:

low profile multi-tools optimized for modern component groups

Item Specifications Ounces 4fl oz Fork Oil Weight 15

e*thirteen Helix R 107 BCD 4-Bolt Chainring - 40t, 11/12-Speed, 107BCD, Black five-ten Bead Blasted BBQ finish forThe 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