Convert between weight and mass units — kilograms, grams, pounds, ounces, tonnes, and more — instantly. From Tonne (t) Kilogram (kg) Gram (g) Milligram (mg) Microgram (μg) Imperial ton US ton Stone Pound (lb) Ounce (oz) = To Tonne (t) Kilogram (kg) Gram (g) Milligram (mg) Microgram (μg) Imperial ton US ton Stone Pound (lb) Ounce (oz)