| 40.1 lbs * | 0.45359237 kg | = 18.189054037 kg | 
| 1 lbs | 
| Fyzikální jednotka | Hmotnost | 
|---|---|
| Mikrogram | 18189054037.0 µg | 
| Miligram | 18189054.037 mg | 
| Gram | 18189.054037 g | 
| Unce | 641.6 oz | 
| Libra | 40.1 lbs | 
| Kilogram | 18.189054037 kg | 
| Kámen | 2.8642857143 st | 
| Americké Tuna | 0.02005 ton | 
| Tuna | 0.018189054 t | 
| Imperiální Tuna | 0.0179017857 Long tons | 
