Mechanism bodies Delta Style Siemens series. These bodies for mechanisms are compatible with different series of Siemens mechanisms such as the Delta Style family. The range of Delta Style Siemens mechanisms, has a wide catalog of finishes, all of great quality. In Onulec we have different finishes in stock, such as finishes in aluminum, chrome, metallic, polar white, etc. And on request we can supply all the finishes of the Delta Style series.