Bigsby Vibrato Guide: How It Works, the Main Models and Which Guitars Use One

A Bigsby vibrato is a spring-loaded tailpiece that bolts to the top of a guitar, with a hinged arm you push to slacken the strings and lower the pitch. It is a different animal from the Fender-style tremolo that sits in a routed cavity, and it is the reason so many Gretsch hollowbodies, semi-hollows and the odd Les Paul or Telecaster wobble the way they do.

Claims below are attributed to the page they came from, and the table marks how firm each entry is.

What a Bigsby Vibrato Is and How It Works

Premier Guitar’s 2009 piece “Trem Wars,” by Gerry Ganaden, gives the clearest plain description we found. It says the strings anchor to and wrap around a metal bar that is the moving part of a large hinge, pass over a rocker bridge fixed to the guitar’s face, and are held by a thick return spring. Press the arm and the bar swings toward the bridge, so string tension and pitch fall; release it and, ideally, the strings return to pitch. The article describes the unit as designed to sit on the top of a hollowbody or solidbody guitar, not in a cavity inside the body.

Bigsby’s own FAQ shows the string path from the player’s side. A string is crimped near the ball end, fed under, around and over the axle, and the ball end is seated on a pin on the axle. The company suggests a foam wedge under the axle to hold the string in place while you wind it up to pitch.

How far the pitch moves is a matter of attribution. Bigsby’s setup page says every vibrato works on the same principle (slacken the strings and the pitch falls, tighten them and it rises) and says the unit is meant to shift pitch “a couple of steps,” not to dive 7 or 8 steps. guitarguitar’s 2026 buyer’s guide, written by a retailer, estimates a drop of about a tone to a tone and a half at most and about a semitone upward. Premier Guitar’s “Trem Wars” goes further and says the arm is meant for downward motion only and that pulling up risks the return spring falling out. Those accounts do not agree.

Premier Guitar’s 2011 “Forgotten Heroes: Paul Bigsby,” by Michael Ross, says early units had a fixed arm and a rubber stopper and moved pitch about a half step.

Where It Came From

Paul Bigsby was a Los Angeles machinist who worked on motorcycles before he built steel guitars, according to Bigsby’s own history page and Premier Guitar. The vibrato story starts with the country guitarist Merle Travis, who owned a Gibson L-10 fitted with a vibrato that kept going out of tune. Bigsby’s page spells the maker “Kaufman”; Premier Guitar writes “Kauffman Vibrola.”

The accounts differ. Bigsby’s page says that Travis asked if Bigsby could fix it and that Bigsby judged the design inadequate and, at Travis’s suggestion, designed an entirely new mechanism. Premier Guitar says Bigsby tried to repair it and failed, so Travis challenged him to build a working vibrato. Premier Guitar says that by 1951 Bigsby had produced the first True Vibrato, cast from the same aluminum alloy as his pickup covers and bridges, and that Travis was the first customer. guitarguitar’s guide says Travis received the first unit in early 1951.

The business moved on in steps. Premier Guitar says Gibson’s McCarty signed an exclusive deal on condition that he help redesign the unit so the arm could be pushed out of the way, that a non-exclusive deal followed, and that other makers, Gretsch among them, then wanted the vibrato. Bigsby’s history page says poor health led Paul Bigsby to sell the name and all inventory to Ted McCarty, retired Gibson president, effective January 1, 1966, and that Bigsby died in 1968. It says Gretsch bought Bigsby Accessories from McCarty on May 10, 1999, and that Fred Gretsch Enterprises announced the sale of the brand to Fender Musical Instruments Corp. on January 8, 2019.

Specification and Model Table

The table uses Bigsby’s own product pages, read on October 16, 2026, for fitment, length and weight.

We did not document the B14 from Bigsby’s pages or a strong publication, so it is not in the table. Bigsby also lists B30, B60, B70, B500 and B700 in its Lightning series, which we have not specified here.

What Separates the Main Models

The Kalamazoo line

Bigsby groups the B3, B5, B6, B7, B12 and B16 under “Original Kalamazoo Line.” Its pages list sand-cast or die-cast aluminum, and the B3, B6, B7, B12, B16 and B50 pages all say the arm adjusts with a 1/8 in Allen wrench and a 5/16 in socket wrench. The B5 and B7 pages also say the right-handed unit is die cast and the left-handed sand cast, which is a useful detail when buying a left-hand model.

The B5 is the short, top-mounted unit for flat solid bodies. The B3 and B6 are the long units for hollow guitars, differing mainly in length per Dylan Talks Tone’s 2019 guide, a retailer’s blog. Bigsby’s FAQ gives the B12 a pressure bar, and guide articles describe a tension bar on the B7, which increases the break angle. Bigsby’s own FAQ describes the B7 as for “thin electric guitars with more downward pressure.”

Where sources differ on fitment, we have flagged it. Bigsby’s B6 product page says “large hollow body guitars” while its FAQ says “large acoustic and arch-top guitars.” Retailer guides place the B3 on Gretsch hollowbodies (guitarguitar says Gretsch’s version is called the B3G) and the B6 on deeper archtops. Treat the fitment lists as guidance, not rules.

Imported versions

Retailer guides, guitarguitar’s among them, describe the B50, B70 and B700 as imported, lower-cost versions based on the B5 and B7, and Dylan Talks Tone says B5 and B50 hole patterns differ. We did not find Bigsby’s own comparison, so read these as a view from the shop counter.

Which Guitars Usually Carry One

The three groups below have the best documentation we found.

Archtops and semi-hollows. The origin guitar was an archtop: Travis’s Gibson L-10, per Bigsby’s history page. Premier Guitar’s 2011 “Signal Chain: The Evolution of the Twang Bar” recommends listening to John McLaughlin’s Bigsby-equipped Gibson Johnny Smith, and a photo caption there describes an Epiphone Casino with a factory-installed Bigsby. Guitar.com’s 2017 “Revive Your 335” has a Bigsby section for Gibson and Epiphone thinline semis. Our ES-335 guide covers the guitar those retrofit articles are aimed at. On our own pages, the Hank Garland guitars and gear guide mentions Bigsby hardware on his ES-345 prototype, and the Squier Classic Vibe ’60s Telecaster Thinline page notes that many players fit one, referring to factory Bigsby-equipped Thinlines in the 1970s.

Gretsch. Premier Guitar’s 2009 tribute “Celebrating Paul Bigsby’s 110th Birthday” calls Gretsch Bigsby’s largest customer, and its 2011 “Forgotten Heroes” history calls Gretsch the product’s most loyal user. Our model pages show how the choices land on modern models. The Gretsch G5420T Electromatic page lists a Bigsby B60, the G6120T Players Edition Nashville page lists a B6GP string-through vibrato, the G6136T Falcon page lists a licensed Bigsby (String-Thru on select finishes), and the G6128T Duo Jet page lists a B6 or B3-style unit depending on variant. The Höfner Verythin page lists a licensed B-70 on some variants.

Les Pauls and Telecasters. Les Pauls are not a natural home for the unit, and retrofits show up as holes. Guitar.com’s 2019 “25 ways to upgrade your Gibson Les Paul,” by Huw Price, says filled holes in the tops of vintage Les Pauls are evidence of Bigsby vibratos long since removed. Our Steve Jones guide says four mounting holes on his 1974 Les Paul Custom show where a Bigsby B5 was installed before he removed it, and the Tommy Bolin guide mentions a Les Paul with a Bigsby belonging to his guitar tech Dave Brown. On Telecasters, Premier Guitar’s 2013 item on the reissued shim says the B16 was made for the Fender Telecaster, was rare on early Fenders, and was offered only in 1953 and early 1954. Our Robbie Robertson guide says the Bigsby was added to his Telecaster late in its working life. For the guitar itself, see our Fender Telecaster guide.

Practical Issues Players Describe

Tuning stability

Bigsby’s own setup page says tuning stability is a frequent customer question and points first at the nut: check for burrs, smooth the slot, and lubricate it with pencil graphite or a nut lubricant. It says the same for the saddles, and notes that locking tuners clamp strings without full wraps, so there is less surface for the string to bind. Guitar.com’s 2017 “Revive Your 335,” by Chris Vinnicombe, says that once a unit is correctly aligned, with nut and bridge slots lubricated and strings properly stretched, it should offer relatively trouble-free tuning, and that a heavier set helps stability. guitarguitar’s 2026 guide says poorly cut nuts and unstretched strings are far and away the primary cause of tuning woes. The pattern across all three is that the Bigsby is usually blamed for problems at the nut and saddles.

Break angle, saddles and strings

The break angle behind the bridge is where the model differences matter. Guitar.com’s 2017 article says the B7’s integrated tension bar gives enough angle to keep strings in the saddles, while the B3 and B6 have no bar and a very shallow angle with little downward pressure on the bridge. Premier Guitar’s April 2026 installation piece by Marshall Dunn, which fits a B5 to an Epiphone Les Paul Special, says the vibrato must align side to side well enough to keep strings from catching in the saddles and that the strings should touch only the saddles, not the bridge itself.

The 2009 “Trem Wars” history notes the flip side: a retainer bar added a sharper break angle and more sustain but also extra pressure and friction at the saddles, and a later rounded-surface bridge improved string travel. Guitar.com recommends nylon saddles to cut friction. We did not find a publication that measures string breakage on Bigsby-equipped guitars. The one Guitar.com remark we found, in a Les Paul article, ties breakage to a sharp break angle at a stop tailpiece in general, not to the Bigsby, so we have not treated breakage as a documented Bigsby fault.

Installation and retrofit

Retrofit is the usual route onto guitars that did not ship with one. Premier Guitar’s 2026 piece shows a drilled B5 install, with a drill, awl and countersink and a moved ground wire. Guitar.com’s 2017 article adds that the B7 mounts into the top and the end-pin hinge plate and leaves a visible two-hole mark if removed, and that a stop tailpiece’s ground wire needs relocating. Guitar.com’s 2019 piece and Premier Guitar’s 2012 news item describe Vibramate no-drill kits for Les Pauls and Telecasters, which mount using existing hardware (the Les Paul kit takes the stop tailpiece’s place) without drilling; Premier Guitar says the Telecaster kit can be reverted to stock. Vinnicombe notes that the V7-335 kit adds a little weight and slightly colours the tone compared with a directly screwed B7.

Bigsby vs Fender-Style Vibratos

“Trem Wars” lays the two designs side by side. The Fender Stratocaster synchronized tremolo, it says, combines bridge and tailpiece into one assembly that pivots on six screws and is balanced by three to five springs in a routed cavity under the body. Unlike the Bigsby, it moves both up and down, with a stiffer arm feel. Its drawbacks, per the article, were friction at the nut and strings slipping in the sustain block, so players often tightened the springs to limit travel to downward motion. The Bigsby, by contrast, mounts on top of the body, which is why it needs no routing.

Guitar.com’s June 2026 article by Justin Beckner calls the Bigsby generally treated as the first commercially successful vibrato system, says it did not give players a huge pitch range, and describes its feel as smooth and musical, good for adding motion to held chords. It describes the Strat-style unit as expressive but dependent on setup. Premier Guitar’s 2011 “Signal Chain” calls Fender’s 1954 synchronized tremolo the first response to the Bigsby.

In our view, the practical difference is simple: a Bigsby is a gentle, bolt-on wobble for hollow and carved-top guitars, and a Fender-style vibrato is a body-integrated system you set up as part of the guitar.

Frequently Asked Questions