Rolair

1/8" NPT x 1/4" air compressor elbow fittings. For COPPER tubing.

Cylinder to crankcase gasket, KGW air compressor pump, 1/32". In between the crankcase and the cylinder. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in...

Bare Cylinder for pump.

Check Valve (as shown with auto tank drain). Valve includes 2 ports. After serial number 15080001.

Low-Pressure (larger) Piston.

Complete connecting rod (same part for both low and high pressure). Two required. (includes upper bushing)