Item name: Fender tremolo made by Kahler
Manufacturer:  Kahler International Inc. / Kahler USA and Graph-Tech
Where manufactured: Southern California, USA 1981
Player orientation: Right handed.
Replaces: Any Kahler 2500, 2520 "Traditional" as well as 2710 "Killers" (2700 series) that uses "knife edge" posts in the body with 2-3/16" post spacing.
Includes: Arm and hex key only.
Other information:  It has a String Saver saddle set from Graph-Tech installed on the body. This is in pristine, mint like condition because it is a new old stock body and block with a brand new Teflon saddle set by Graph-Tech.