For 6 string with safety post, 3 Treble and 3 Bass, Set of 6.

Mechanically engineered to the most precise standards of excellence, with the classic look of vintage styling, Grover Deluxe machine heads are a timeless achievement for guitar tuning. Worm and gear are cut to mesh perfectly, thereby eliminating backlash and slippage. The housings are self-lubricating for a lifetime of trouble-free service. 15:1 gear ratio.

For detailed specifications and/or fitting guides please locate this item on the Grover website where they offer more detailed information.