* Bar-A sturdy rod inserted into a winding plug socket for torsion springs tension.
* Cone-This part allows the torsion and winding to be adjusted. It fits in the torsion spring.
* Cone Set Screw-A fastener that bolts a winding plug to a torsion shaft.
* Cone Socket Head Set Screw-Allows the winding plug to be fastened to the torsion shaft.
* Plug-Fits on a torsion spring and allows the adjustment of tension and winding.
* Rod-A solid device that inserts into the winding plug socket to tension torsion springs.
* Sleeve-This part fits in a torsion spring. It allows for the maneuvering of winding and tension.
* Lite-Glazing fitted for a door.
