Iron Booty

R.R. Iron Booty
Former armored prisoner transport (the Iron) captured by escaped prisoners who became pirates and the ship was their first score (the Booty)
Crew and ship stats can be found in the Crew of the Iron Booty Codex on DrivethruRPG:
https://www.drivethrurpg.com/product/381435/Iron-Booty-Ships-Crew-Codex