In The First Descendant's endgame, you'll want to get the most out of every piece of gear, including External Components. There are multiple sets of Components you can farm, and Acrobat is one of the more accessible options.
How to Get the Best External Components in The First Descendant
The Acrobat External Component set is a rare set in The First Descendant. The two-piece set increases Skill Power and Firearm ATK, and the four-piece set increases Skill Critical Hit Rate and Firearm Critical Hit Rate.
It's a solid all-around set that you can use on multiple Descendants, such as Viessa, Valby, and Bunny. Here's how to get the Acrobat external components in The First Descendant.
Each External Component set has four parts: Auxiliary Power, Sensor, Memory, and Processor. Fortunately, most of the parts in the same set fall under the same activities, so it shouldn't be too hard to get them all.