Fender Bass Tuning Machine Bushings - Standard/Deluxe Series (Mexico) Set of four bass tuning machine bushings .825" outside diameter, .555" inside diameter, .353" height Fits standard and Deluxe Series (Mexico), and American Special (US) basses manufactured from 2001-Present Genuine Fender tuning key bushings Made for Fender and used on a variety of vintage and contemporary models