Grover GR142C4 Vintage Bass Machine Heads - 4-In-Line Chrome SABIAN 21187XB Round holes

Round holes

Internal 9v battery

Just press the chord buttons and strum the strings to achieve the proper chords

3 different output modes and noise gate

Grover GR142C4 Vintage Bass Machine Heads - 4-In-Line Chrome SABIAN 21187XB Round holesVINTAGE BASS MACHINE HEADS (142 SERIES) Precision and durability with classic styling make these bass machine heads ideal for manufacturing or upgrading instruments. The die cast housing is a sturdy foundation for maintaining center lines of the worm and gear. A fixed bearing surface in the housing creates a smooth turning surface for easy tuning. The safety string post and elephant ear button provide utility and a vintage look. 4 In Line.