These chainrings are forShimano GRXcranks. They feature our patented Drop-Stopdesign 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

• Aero chainring available in 46T. Sizes 38T and 42T are non-aero.
• Shimano GRXcranksets 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 Tooths patentedDrop-Stop wide/narrow tooth profileprovidesthe ultimate chain retention and mud-shedding ability

Recommendations

• If you plan to ride in very muddy conditions, we recommend a chainguide or chainkeeper in addition to a clutch-type rear derailleur. Without these precautions, you may experience chaindrops and/or chainsuck.

Related Products

10mm Chainring Bolts

Tanpan– allows Shimano mountain bike rear derailleurs to be used with Shimano road shifters

RoadLink– allows for wide range cassettes to be used with Shimano road rear derailleurs

Tech Specs

Weight: 3 8t 72g| 42t 92g|46t 102g|46t (Aero) 119g
Material: 7075-T6 aluminum
Chainline:50mm (same as Shimano GRX chainrings)
Made in the USA Patent and trademark information