screw type

From Poser and Daz Free Resources
This is a Cosplay resource.
It is known to be patterned after a celebrity, a trademarked image, or something from a work of fiction.
Poser and Daz Free Resources recommends using Cosplay resources only in non-commercial works.
screw type
Download Links
Main Site:http://lab108.x0.com/lab108/sf.html (bottom of page)
Other Information
Creator:Zippo
License:All items are free to use.

screw type is ... a prop. It's a valve that goes into a person's arm.

It is from Yoshiharu Tsuge's 1968 surrealist manga Neji-shiki, which makes this a cosplay resource. It was modeled by Zippo.