Convert Units of Weight Convert mass units Quantity to convert (q): Start with: Grams Milligrams Kilograms Metric tons U.S. tons Pounds Ounces Grains Convert to: Grams Milligrams Kilograms Metric tons U.S. tons Pounds Ounces Grains Convert pounds, ounces and fractions to any units Pounds (z): Ounces: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Fraction: even 1/4 1/2 3/4 Convert to: Grams Milligrams Kilograms Metric tons U.S. tons Pounds Ounces Grains