Luthier Parts & Tools

Take your music to a new low with the GT1 Grover® Xtender. With the flip of a lever, your low E string can go down to D, C or even B (depending on your string gauge). Retrofits guitars equipped with Grover® Rotomatic tuning machines

Retrofit your Japanese-made* Fender bass for drop-tuning with the BT10 Xtender key. Bushing fits 15mm (19/32”) headstock hole. Sold Individually.

'A' style bass bridge, features top load or thru the body stringing options. Saddles feature variable string spacing adjustment for even greater versatility and fine intonation adjustment as well. Chrome, .750" string spacing.

Retrofit your pre-CBS Fender equipped with reverse winding Kluson tuning machines for drop tuning. Fits 11/16 in. headstock holes. Installation instructions and mounting hardware included.

Upgrade your tuners and improve the tuning accuracy and stability of your guitar with Hipshot's Tuner Upgrade Kit. With the patented UMP™ (Universal Mount Plate) included free in this kit, tuners will retrofit without drilling or screwing

Hipshot's New Classic Closed (enclosed gear) Guitar Tuners posses the precision, craftsmanship and technology you have come to expect from Hipshot Products.

• 16:1 gear ratio for finer tuning
• Schaller M6L Mini footprint.
• The option for staggered post configuration means you can increase your headstock's break angle, remove buzz at the nut and ditch your pesky string tree!

Retrofit your Japanese-made* Fender bass for drop-tuning with the BT10 Xtender key. Bushing fits 15mm (19/32”) headstock hole. Sold Individually. *Please note: The BT10 does not retrofit the Geddy Lee Jazz Bass (even though it is Japanese made). The BT2 (P-BH-XK-2C) retrofits the Geddy Lee Jazz Bass.