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

More rear wheel clearance around spokes

Bluegrass Armor Lite Body Armor Torso Protection EAN: 8015190286211

Item Specifications Thread Pitch 12 x 1 Axle Diameter (mm) 12 Thread Length (mm) 20 Overall Length (mm) 167 Weight 37 Over Locknut (mm) 142 Color Black

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