The Grover 136N Vintage Deluxe Guitar Machine Heads offer a perfect blend of style and performance. Designed for both electric and acoustic guitars, these 3 + 3 machine heads provide smooth tuning with a classic vintage look. The die-cast, two-piece housing ensures strength and precision, while the unique bearing surface improves string post stability, offering superior tuning accuracy. Featuring rounded metal buttons popular in the 1950s, these machine heads bring an authentic retro vibe to your instrument.