Joined: Jul 2007
Posts: 8,619
Likes: 3,537
From: South shore, L.I., NY
Bikes: Trek Emonda SL7, Cannondale Topstone, Miyata City Liner, Specialized Chisel, Specialized Epic Evo
I’ve always set the F low limit when the chain is in the small ring and in the largest cog. Set to just not hitting the chain. Ditto high, chain on big ring, smallest cog.