e*thirteen Helix Race 107 BCD Chainring - Grey Size:42t protected bearings

protected bearings

Cannondale SuperSix Evo (Gen 4)

This is indicated by the K for "Key" in the product name

ARION MAG is compatible with both road and mountain bikes wheels

e*thirteen Helix Race 107 BCD Chainring - Grey Size:42t protected bearingsThe Helix Race 107 BCD Chainring is a high value quality upgrade for Gravel and Road Cyclists using 4 bolt 107 BCD cranks such as SRAM XPLR or Power Meter Cranks like Quarq Force or Rival. Take full advantage of e*thirteens widest range cassettes by dropping 2 teeth or more in chainring size with our smaller 38, 40, and 42T sizes. A combo that supports steeper climbs and faster descents. Helix Race 107 BCD rings are forged from long wearing 7075 alloy