Musiclily Individual Vintage Open Geared Bass Tuners Machine Head Tuning Keys Pegs Right Hand for Jazz Precision P Bass Replacement, Chrome Ideal for Precision Bass or Jazz Bass electric bass Fit for common size 14mm9/16 inch) peg hole Material: Metal Alloy;Gear Ratio 24:1; Color: Chrome Open gear style, you can assemble it so that custom your own side; Nut,Ferrule,Screws are included Package Includes: 1Pc bass machine head