Schaller GrandTune Hex 0.35 in Bushing

The Schaller GrandTune Hex Bushing set delivers precision-engineered replacement counter-bearings tailored specifically for GrandTune tuning machine configurations. Designed with a conical outer profile and a clean hexagonal head, these components ensure stable mounting and smooth peg rotation across guitar, ukulele, and mandolin installations.
Manufactured to exacting standards, each bushing features an outer diameter of 0.35 inches, an inner diameter of 0.24 inches, and a press-in depth of 0.23 inches. The 0.39-inch wrench size allows for accurate alignment and secure seating within vintage or modern headstocks.
This replacement pack includes six matching bushings, providing a direct hardware refresh for worn parts or custom instrument builds requiring GrandTune specifications.
Brand
Schaller
Product Line
GrandTune
Product Type
Tuning Machine Bushing
Design
Hexagonal, 0.39 in wrench size (0.45 in point-to-point)
Inner Diameter
0.24 in
Outer Diameter
0.35 in (tapered)
Press-in Depth
0.23 in
Quantity
6 pieces
Weight
0.04 lb
Compatibility
Schaller GrandTune Guitar, Ukulele, and Mandoline