Check the listing for details. Genuine Grover Deluxe SD91 6 Inline Gold, Safety post 133G6. Condition: New. Listed at 52.82 USD. Genuine Grover Deluxe SD91 6 Inline Gold, Safety post Manufacturers Part Number: 133G6Mechanically 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. Specifications: 15:1 Gear ratio 6mm diameter shaft 21.4 mm post length Safety post Vintage size press in bushings for vintage peghead holesContents6 tuners6 press in Vintage bushings7 screwsAll Grover Machine heads carry a lifetime warranty from the manufacturer.Buy with confidence from SportHiTech, an authorized Grover Dealer. All products are factory fresh and in original retail packaging.