Unfortunately I won’t be able to accept returns on the parts that do not fit your tools. Please check your tool model and part MPN before purchasing. You will get exactly what shows in the picture- nothing extra. Fully tested 100% works.

Genuine Kobalt Compressor Parts ( Parts for Kobalt tool selling by Lowe’s)

Parts pulled from Store Floor Display compressor and some parts shows visible minor signs dust scuffs

Parts shows visible scuffs- happens during unassailable parts.

Compressor- Piston BZ81771-1 with Cylinder assembly’s

All parts Inspected Tested and 100% Works

Pulled from Kobalt 3320447 4.3Gal Quiet Tech Single Stage Portable Electric Twin Stack Air Compressor

See pictures for details