This repair kit is a Complete Top End Rebuild Kit for Thomas 2505 - 115V Compressors 

Kit Contents:

• 2 - Piston Cups
• 2 - Head Gaskets
• 2 - Cylinder Sleeve O-Rings
• 2 - Flapper Valve Restraints
• 4 - Flapper Valves
• 2 - Cylinder Sleeves

Complete Compressor Part No. 2505CE40-111

Compatible Concentrators - 115V

• Invacare PerfectO2V
  
• DeVilbiss 525

If you are looking for a GSE ZW280 - 115V repair kit click here: GSE ZW280 - 115V Compressor Kit