Tzong Silver Skull Knob Electric Guitar Volume Tone Control Knobs Skull Head with Wrench

["4pcs metal skull shaped volume tone knobs,Compatible with most of electric guitar.","High quality metal skull head guitar knobs,Easy Installation with included Allen Wrench.","Easy replacement or upgrade, adjustable universal fit.","The adjustable fit means it will fit either coarse or fine knurled knobs.","Use these skull knobs to dress up your electric guitar or replace the dingy or old knobs."]