US gunmakers scrambling to adapt to Trump's uncertain tariff threats

Donald Trump's whiplash decisions on tariffs have brought uncertainty to a sector of the US economy usually squarely behind the president: the gun industry. For gunmakers, tariffs pose the risk of sharply raising costs on imported raw materials, such as copper, steel and aluminum, as well as safety products like gun locks and lockable cases that often are made overseas. Most of the guns sold in the US come from US-based manufacturers such as Smith & Wesson and Ruger, but they require components sourced from around the world. The accessories and safety tools included in many gun packages, too, often…