e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t, 11/12-Speed, 107BCD, Black stinner-frameworks 25mm extension

25mm extension

Mount your NiteRider PRO series lights to a GO Action Camera style mounting point

Replacement battery for front or rear derailleur

Park Tool I-Beam Series Bike Multi-Tool UPC: 763477004598

RockShox MegNeg Upgrade Kit Rear Shock Part UPC: 710845831133

e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t, 11/12-Speed, 107BCD, Black stinner-frameworks 25mm extensionThe 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