Related Clues:

• '21 ___' (2003 Sean Penn film)
• International bakers' units
• 1,000 of them equal a kilo
• Measurements between grams and tonnes
• 1,000 in a tonne
• UK weights
• Heavy weights in Britain
• Metric units of mass (Abbr.)
• There are about 454 in a pound
• Lorry units
• Metric weights, informally
• Metric measures of mass