B7G vibrato tailpiece, gold plated 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 tremolo 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. The B7; is a combination of a B3; and B5; and features a tension bar to increase the break angle over the bridge. Designed for archtop solid body and semi-hollow body guitars including Gibson®; Les Paul; Standard/Custom, and Gibson 335. For archtop solid body and semi-hollow body guitars USA precision made low-friction needle bearings to accurately return string mounting bar to pitch Cast aluminum frame and stainless steel handle Mounting hardware included: including spring, washer, screws and felt pads Mounts with six supplied screws that attach to guitar top (2) and near the strap button (4)