Wolftooth

Wolf Tooth Components Asymmetric Chainring 40T

These chainrings are for Shimano GRX cranks. They feature our patented Drop-Stop® design for the best wear life, chain retention, and mud clearance. The newly updated tooth profile works with SRAM Flattop chain in addition to other 9, 10, 11, and 12-spd chains (except Shimano HG+ 12-speed chain).

110 BCD, , 4 bolts for Shimano GRX Cranks,Speed: 9-12, BCD: 110, Bolts: 5, Single, 7075-T6 Aluminum

Compatibility

  • Shimano GRX cranksets including RX600 and RX810
  • Drop-Stop B tooth profile is compatible with SRAM Flattop chain 
  • Wolf Tooth’s patented Drop-Stop wide/narrow tooth profile provides the ultimate chain retention and mud-shedding ability
  • Use Drop-Stop B for all 9, 10, and 11spd chains or 12spd SRAM Eagle, SRAM Flattop, Campagnolo, KMC, Connex or Wippermann chains

$129.99

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