Has anyone tried a 7 speed upgrade kit like https://bromptonkitchen.com/products/h-h-7-speed-11-32t-upgrade-kit-p-t-line?variant=43354155352255 ?
Or should I go with the 12 speed stock P line? I just prefer one shifter, but I am not sure whether the 12 speed might be better.
by Lanky-Mycologist8362