To convert grams to kilograms, you divide the number of grams by 1,000, since there are 1,000 grams in one kilogram.
For 2,000 grams: \[ \text{Kilograms} = \frac{\text{Grams}}{1,000} = \frac{2,000}{1,000} = 2 \]
Therefore, there are 2 kilograms in 2,000 grams.