The US Marine Corps is set to replace its M9s with 35,000 Modular Handgun System pistols, budgeting over $6 million for the procurement. Since the US army’s adoption of the XM17/18 in January 2017, there has been much speculation around if and when the other services would follow. It seems the Marine Corps will be the first. The recently published 2019 Fiscal Year Budget Estimates Justification Book for United States Marine Corps procurement gives us some insight into the Corps small arms aims for the next couple of years. The adoption of SIG Sauer’s Modular Handgun System is one of...