Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX Cranks Tooth Profile:Drop-Stop B Bottom brackets ship with the

Bottom brackets ship with the following shell and spindle spacers:

KX75 RED EXTRA WET KLISTER 2C/15C Temperature range +2°C to +15°C (36°F to 59°F)

Magnets & O-rings keep all parts in place

5CM increments)

23mm) nipples

Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX Cranks Tooth Profile:Drop-Stop B Bottom brackets ship 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