Metal dome knobs, metal flat knobs, JB style knobs, Strat knobs. Various manufacturers and specifications. I have kept these after removing them for repairs and customizations, but I have no use for them, so I am selling them. The Strat knobs and the JB knobs in the bag are new and unused. Both Japanese and US-made knobs are included. Guitar, bass, Fender, Gibson, PRS, ESP, knobs, parts, Fender, Gibson, control, pot, volume, tone