Related Clues:

• Some hold software
• Necco Wafers, e.g
• Spinal column components
• Busboys' pickups
• Airline seat attachments
• Printer inserts
• Connect Four game pieces, e.g
• Old floppies
• Pulling over, finds records
• Checkers and pucks
• Contents of drives
• Vertebrae separators
• Frisbees and such
• Frisbees or records, e.g
• Shallow carriers