e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black MFPN=W065-0590 Smooth profile end transition

Smooth profile end transition

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35 Tire Bead Wire Tire Diameter 26" Tire Intended Use Touring-Hybrid Tire Type Clincher Weight 975

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e*thirteen Helix R 107 BCD 4-Bolt Chainring - 42t 11/12-Speed 107BCD Black MFPN=W065-0590 Smooth profile end transitione*thirteen Helix R 107 BCD 4 Bolt Chainring 42t 11 12 Speed 107BCD Black. The e*thirteen Helix R 107BCD Chainring designed for 4 bolt 107BCD 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*thirteens cassettes for more overall range and higher top speeds. Made from durable premium 7075 alloy theyre CNC sculpted for a high