Originally Posted by
chagzuki
Nickel, brass, Teflon, zinc rust-busting etc.: which of these have been shown to enhance chain performance either by way of reducing friction or rust? I think I've read comments about certain types creating problems by degrading into something that increases wear but I can't remember the specifics. Are they mere marketing gimmicks?
Nickel-chrome looks nice and shiny.
Even Teflon (DuPont's brand name for polytetrafluoroethylene aka PTFE) won't cut chain noise from insufficient lubrication or derailleur mis-alignment although it might be quieter than an untreated chain.