Released in 2014, the Stella FI was the flagship reel for Shimano that year. It featured Micro Module gears, G-Free Body, Hagane Body, Hagane gear, Core Protect, Super Stopper II, X Ship, S ARB bearings (making this reel fine for saltwater use), CF Aluminum Cold Forge Spool, Dyna-Balance, Fluidrive II, SR-Concept, Aero Wrap II, and the Propulsion Line Management System.  The 1000 – 2500 model reels all come with I shaped knob, while the 3000-4000 series reels come with a T shaped knob. The SDH reel comes with a double handle, with I shaped knobs.