Musiclily Electric Guitar Bass Volume Tone Control Dome Knobs for Fender Tele Strat Guitars, Chrome(Pack of 20) Fit all most Fender Tele electric guitar or bass Metal dome with plastic insides which can be made to fits 6MM import concentric pots and split shaft pots,no screw hole on the knob. Good weight and feel to replace your plastic knobs. No screw hole on it. Metric Size is popular in guitars bass made outside the USA/Mexico. Package include: 20 pcs control knobs