Related Clues:

• Narcs' measures
• Dimes to a dollar, e.g.
• Heavy British weights
• Gas-price units
• E-mails also
• Metric heavyweights
• Dupes in some mailboxes
• Bust finds
• Dupes in some in-boxes
• Solution amts.
• Metric heavy weights
• Keeps apprised, briefly
• Medicine amts.
• Weights of 1,000 kilograms
• Sonnet about metric weights