Hipshot HB1 Nickel, 3+1 or 2+2 or 4, Schaller BM or Music Man and G&L replacement machine heads, will need a bit of cleaning to shine like new ones.   They come complete with the 16 screws and the 4 ferrules.     NO TRADES!   NON NEGOTIABLE PRICE!   Asking price including fully insured shipping with tracking number, to your home, in these European countries (ask for other countries): Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark,