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These chainrings are for Shimano GRX cranks. They feature our patented Drop-Stop® design for the best wear life, chain retention, and mud clearance. Drop-Stop ST is specifically for the Shimano 12-speed Hyperglide+ chain, which is used by GRX 12-speed. Drop Stop-B works with all other 9, 10, 11, and 12-spd chains, including SRAM Flattop.
Compatibility:
- Shimano GRX cranksets including RX600 and RX810
- Drop-Stop ST is designed for Shimano 12-speed Hyperglide+ chains
- 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 SRAM Eagle, SRAM Road and Transmission (T-Type) Flattop chains, 9, 10, and 11spd chains or 12spd KMC, Connex, Wippermann, Campagnolo.
DROP-STOP B
Compatible 9, 10, 11, and 12spd SRAM Eagle, 12spd SRAM Transmission (T-type) Flattop, 12spd Campy, 12spd KMC
Not compatible with 12spd Shimano HG+ chains
Option | UPC | MPN | Store SKU |
---|---|---|---|
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 36T / Drop-Stop B | 810006804973 | SH11036-GR | |
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 38T / Drop-Stop B | 810006801675 | SH11038-GR | |
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 40T / Drop-Stop B | 810006801682 | SH11040-GR | |
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 42T / Drop-Stop B | 810006801699 | SH11042-GR | WOL104403234K |
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 44T / Drop-Stop B | 810006801705 | SH11044-GR | WOL104466717K |
Black / 110 BCD Asymmetric 4-Bolt for Shimano GRX / 46T / Drop-Stop B | 810006801712 | SH11046-GR |