Product Information: A Bigsby equipped guitar will give you the expressive, fluid sound that only a true Bigsby vibrato can produce. The go-to choice for guitar players looking for unparalleled performance and vintage style, a Bigsby vibrato delivers smooth and accurate pitch changes, allowing you to create subtle vibrato effects. Its classic look and easy installation make it a popular choice for both guitarists and luthiers alike. Discover the Bigsby sound and take your playing to the next level. Product Features: For flat top solid body guitars USA precision made low-friction needle bearings to accurately return string mounting bar to pitch String-thru design makes changing strings a breeze Cast aluminum frame and stainless steel handle Mounting hardware included: including spring, washer, screws and felt pads Mounts with four supplied screws that attach to guitar top