LEFT HANDED - USA Nashville Tune-O-Matic Bridge Available in Chrome, Gold, and Nickel plated Zinc die-cast body String-specific notched zinc diecast saddles Includes studs and anchors 2"(50.8mm) E to e spacing 12" saddle radius Direct fit for US Gibson guitars equipped with Nashville bridges M5 x .8 threaded posts with 5mm diameter top section - **included posts must be used with bridge 2 29/32" (73.8mm) stud spacing