JGbike elite 28.9mm rear derailleur extender for Large Cassette 40T 42T 46T 50T 52T - upgraded version April 22, 2020
JGbike Solutions - 12 Speed Hub driver for Shimano Micro Spline Freehub DT Mavic Hope November 19, 2019This is our option for Shimano 12 Speed Hub driver with low cost.
Go wide ratio without 11 speed? January 7, 2018If you rear derailleur is short or can’t release the large cog, you can just mount the RD link we provide with the product, the 22mm extension add-on could fix...