Includes four individual tuning machines complete. Best currently available tuners for repairs to USA Vintage Series basses. These tuners look like '50s-'60s Fender tuners and they are "reverse wind". Nickel plated riveted 'cloverleaf' keys. Tuner shafts have classic 'safety string' hole to anchor string end. Like the old tuners, these are mounted to the back of the headstock with four wood screws. Tuner post diameter .550", 1.189" tall overall. Fender currently includes press-fit nickel plated headstock bushings (these measure .696" across the splines, .867" at the upper lip, .395: height overall) and mounting screws with this set. Brand New. Genuine Fender 0078834049. UPC 885978451913.