Chamber Chimney 411B

How the retail listing describes it

• Universal Fit: Designed to fit most hurricane-style oil lamps with a 2-5/8" base opening
• Official Replacement: Replacement glass chimney for Lamplight Chamber Oil Lamp (lamp sold separately)
• Durable & Functional: 7.75" tall clear glass helps optimize airflow for a steady, bright flame
• Improved Performance: Reduces flickering and enhances flame control for efficient burning
• Recommended Use: For best results, pair with Lamplight Ultra-Pure or Medallion Lamp Oil (sold separately)

That wording is the copy running on the retail listing, reproduced as it stands. The figures in our table above are the ones to go by when you order a spare part, and our parts finder puts every measurement side by side.