Originally Posted by
Barrettscv
A pair of Chain-guard’s will absolutely keep a chain in place. I've used a set of Salsa Crossing guards with a 44t chaining with 100% reliability over 1000's of miles. No other retainer used or needed.
+1
My setup is a 42 tooth chainring, with a pair of chainguards, and an 8 speed cassette. I have 5000 miles on this setup without ever having lost the chain.