You can type in either field.
Result in Pound (500 g) (Pfd)
2Pfd
21 kg equals 2 Pfd.
In all units
Tap a unit to make it the target.
Your value is about 1 × 1 litre of water (≈ 1 kg).
Bars on a logarithmic scale, values rounded.
Both units are converted via the base unit g: 1 kg = 1,000 g and 1 Pfd = 500 g.