| 671 lbs * | 0.45359237 kg | = 304.36048027 kg | 
| 1 lbs | 
| Fyzikálna jednotka | Hmotnosť | 
|---|---|
| Mikrogram | 3.0436048027e+11 µg | 
| Miligram | 304360480.27 mg | 
| Gram | 304360.48027 g | 
| Unca | 10736.0 oz | 
| Libra | 671.0 lbs | 
| Kilogram | 304.36048027 kg | 
| Stone | 47.9285714286 st | 
| Short Ton | 0.3355 ton | 
| Tona | 0.3043604803 t | 
| Long Ton | 0.2995535714 Long tons | 
