If you've spent any time browsing competitive shooting forums or handgun upgrade parts, you've probably come across the term "pistol chassis." It sounds technical, and it is — but understanding what it does and why so many competitive and precision shooters swear by it doesn't have to be complicated. This guide breaks down exactly what a pistol chassis is, how it works, and whether it's the right upgrade for your handgun. What Is a Pistol Chassis? A pistol chassis is a metal (typically alu …