e*thirteen Helix Race 107 BCD Chainring - Black Size:40t A single-strike for crisp

A single-strike for crisp

Advanced Fabric Technology: Crafted from 100% Dryarn® fabric for superior warmth

Claris BL-R2000 Brake Lever Set

Seamless feel

New Bushing package maximizes bushing overlap for a smooth

e*thirteen Helix Race 107 BCD Chainring - Black Size:40t A single-strike for crispThe 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