Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX Cranks Tooth Profile:Drop-Stop ST It is compatible with the

It is compatible with the Park Tool CRS-15

Activ Cap offers a balance of torsional rigidity and supple flex from tip to tail for stability in all conditions

See installation instructions for details on installing pogies

MATERIAL DESCRIPTION75% Polyester

All chains

Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX Cranks Tooth Profile:Drop-Stop ST It is compatible with theThese 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 Aero chainring available in 46T. Sizes 38T and 42T are non aero. Shimano GRX cranksets including RX600