In Season 1, Episode 9, titled "Nobody's Listening!" , the "piece" refers to the heavy mechanical components that prisoners on Narkina 5 are forced to assemble. The Assembly Line
: On Ferrix, Dedra Meero subjects Bix to a horrifying psychological torture method using the modified screams of a dying sentient species, the Dizonites. Andor s01e09
: This discovery, combined with the death of the elderly inmate Ulaf, finally convinces Kino Loy (played by Andy Serkis) that there is no "way out" through compliance, leading him to join Cassian’s escape plan. In Season 1, Episode 9, titled "Nobody's Listening
: It is later revealed (in the season finale) that these pieces are actually joint connectors for the Death Star's primary weapon dish . Key Plot Developments in Episode 9 In Season 1