ITEM NAME:Wood Grain Semicircle Black Ballad Electric Guitar Buttons Knobs Handle Set #gib Store Home Promotion Hot Item Add to Fav.Scope of application: electric guitar, ballad classical guitar head button. 6pcs x Guitar Buttons Knobs Handle. Installation hole size: about 3.8mmx4mm/0.15 0.16"! Not a regular shape. In addition, the possibility that the installation hole is too small to plug in is about 30%.
