Dunlop Heavy Core 12-54 Dunlop Heavy Core 12-54 Strings are made with great pride in Benicia, California and specially designed for the player that plays in dropped or lowered tunings. They incorporate a unique core wire and proprietary wrap ratios to offer players the ability to really dig in while retaining a tight low end, focused midrange and smooth top-end when playing clean or distorted. Gauges: 12, 16, 20p, 32, 42, 54
