I looked @ the tonearms spec’s by Fluance and there is no way it has an effective mass of 27.5 grams.
Safe bets would be the Ortofon cartridge(s) they sell the TT with or the Nagaoka (sp?) MP110.
Here’s a YT video on substituting styli in the Ortofon line (in the event that you already have one).
DeKay