Reflector Bell Hat knobs - Gold with silver reflector Aftermarket part -not Genuine Gibson part Gold w/ silver reflector Fine spline(knurling) USA models. 20 splines on the control(10 on each side of the split) Please see pictures below and read description for examples of controls these knobs are designed to fit.To make sure you are ordering the correct knob for your guitar look at the underside of your knob and compare it with the one pictured.The difference would be how far the knob sits above the guitar body when its installed.Many vintage Gibson guitars have knobs that sit about 1/8" to 1/4" above the body.Many new models (except Gibson Historics) have knobs that sit flush with the body.

To make sure you are ordering the correct knob for your guitar look at the underside of your knob and compare it with the one pictured.  The difference would be how far the knob sits above the guitar body when its installed.  Many vintage Gibson® guitars have knobs that sit about 1/8" to 1/4" above the body.  Many new models (except Gibson® Historics) have knobs that sit flush with the body.