This is technically incorrect but for the sake of this article, I will also be lumping them in together
Utilizing SilentDrive and precision MicroModule II gears for an ultra-refined reeling experience, the performance of the Ultegra FD is further boosted by InfinityXross, which widens the contact between the drive and pinion gears for better life, and InfinityDrive, a feature that includes a special main shaft supported by a new bushing for less friction and more power
Engineered with a 4 + 1 stainless steel bearing system, powerful multi-disk drag, and a compact, bent handle and star, the Ambassadeur STX fits the bill for a variety of species and techniques
There are also casting sonar units that essentially even the playing field with boaters
And with its stiff back panel, weight is more evenly distributed against your spine, making long days much more comfortable
The only thing I might mention is the handle turning ease, there seems to be a little more tension on the handle