Check the listing for details. Roller Bridge Tune-o-Matic with m4 threaded posts Gibson Les Paul. Color: Chrome, Condition: New. Listed at 16.49 USD. Roller Bridge with small 4mm post holes Tune-o-Matic Nashville fits some Gibson Les Paul when using original bridge posts** Comes with metric M4 threaded bridge posts with separate thumbwheels 14" radius 2.05" (52mm) string spacing E to e 2.89" (73.5mm) center-to-center post spacing **Please note: This will fit some US Gibson Les Paul guitars when using the original bridge posts supplied with the guitar. The original bridge posts must have a 4mm diameter top section to fit this bridge. This bridge will not fit newer 2014- present models with the larger 5mm diameter top section. Please measure before ordering if you do not know what you have. This bridge has a 14" radius that is slightly larger than the 12" typically found on a Gibson Les Paul guitar.