Brownells 1911 Barrel Alignment Gauge .40 S&W/10mm

The Brownells 1911 Barrel Alignment Gauge is a precision gunsmithing tool designed to verify proper barrel alignment in 1911-platform pistols chambered in .40 S&W and 10mm. Used to diagnose and correct fit issues during barrel installation or custom gunsmithing work, this gauge ensures the barrel hood, lugs, and chamber are correctly positioned for reliable function and accuracy. An essential tool for gunsmiths and serious 1911 builders.