Western Enterprises - LH Male B Size to LH Female A Size Adapter

Converts B Size fitting (CGA 023) to A Size fitting (CGA 021). For use on Oxygen lines with a maximum pressure of 200psi. 

Left handed threads for use with Fuel gases. 

• Adapt "B" Size Hose to "A" Size Torches or Regulators
• Western Part Number: 106 / Superior Part Number: A-307