The legendary Bigsby vibrato features a string mounting bar floating on low-friction needle bearings, for accurate return to pitch. Each model has a cast aluminum frame and stainless steel arm. Bigsby's original aluminum rocker bridge is available separately.
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Bigsby model B5: For flat-face solidbody guitars. Attaches to the top of the guitar with four supplied screws. The base of the vibrato is 4-1/4" long x 3-5/8" wide. 2-1/16" rear mounting screw spread; 2-3/4" front mounting screw spread.