This a industrial grade aluminum machine adapter that is manufactured by "Shagsall" / SDC LLC.
This adapter is sleek and smooth with great curves.
The adapter is approximately 4.5 inches long and one inch in diameter. The receiver end of the adapter is drilled and tapped with a female threads. You have approximately 1 1/4" of usable threads for strength.
The smooth surface is easy to clean.
Variety of sizes to suit your needs