Related Clues:

• Treadmill unit
• Lap, maybe
• 1,620 yards, in Old Rome
• Distance in a Stephen King title
• Word after country or nautical
• Length of 14 2/3 football fields
• Marathon measure
• Miss's equivalent?
• Bannister's length
• One of 26 in a marathon
• "8 ___"
• Race distance, sometimes
• Race length
• Large margin
• Sizable margin