STEINBERGER STADG06 Guitar 6-String String Adapter This headpiece adapter allows the use of standard strings on Steinberger-type guitars that use double-ball-end strings. Includes a hex wrench for string changes. Compatible with Spirit by STEINBERGER GT-PRO Deluxe. This product is new and unopened. The packaging and wrench material may differ from the photos. Thank you for your understanding. Type: Headless