Originally Posted by
RollCNY
But you have to have some sort of chain retention on the front, or the chain will fall off, especially on points where you are gaining speed quickly and going from largest cog to smallest in a hurry, and it will fall of to the outside. For me, a bash guard fixed it, with no need for inside coverage.
I don't miss having it. A 1x10 or 1x11 doesn't seem an improvement.
The chainring teeth are shaped to provide retension. The MTB community has been running 1x10 setups for several years with good results using a narrow/wide chainring and clutch type RD.