Michael Kelly 58 Thinline Semi-Hollow Electric Guitar – Flame Maple

Semi-hollow resonance. Striking flame maple character. Classic-inspired styling with modern versatility. A distinctive thinline electric guitar built for players who want warmth, articulation and a more responsive playing experience.

The Michael Kelly 58 Thinline Flame Maple is a semi-hollow electric guitar designed for musicians who want something between the character of a traditional solid-body electric and the more open response associated with hollow and semi-hollow instruments.

Its thinline construction incorporates a chambered/semi-hollow body architecture with an F-hole, giving the instrument an immediately recognizable appearance while adding another dimension to the way the guitar responds in the player's hands.

A beautifully figured flame maple top makes this version particularly striking.

Under stage lighting or in the studio, the figuring creates visual depth that changes as the instrument is viewed from different angles. Because maple figuring naturally varies, each guitar can have its own individual visual character.

But the 58 Thinline isn't simply about appearance.

Its electric-guitar architecture, versatile pickup configuration and comfortable full-scale design make it an adaptable instrument for blues, rock, country, jazz-influenced playing, pop, worship, Americana, recording and live performance.

How Does the Michael Kelly 58 Thinline Work?

The 58 Thinline combines elements of a solid-body electric guitar with a semi-hollow body design.

When you pick or strum a string:

Strings Vibrate → Pickups Capture the String Movement → Electronics Route the Signal → Amplifier Produces the Electric Sound

At the same time, the instrument's semi-hollow body has internal air space that responds differently from a completely solid body.

That gives the player a different physical and acoustic experience while retaining the convenience and control of a modern electric guitar.

Connect it to a compatible guitar amplifier, pedalboard, amp modeler, effects processor or recording interface just as you would another electric guitar.

What Is a Thinline Electric Guitar?

A thinline electric guitar uses a relatively slim body while incorporating hollow or chambered areas within its construction.

That puts it in an interesting position between two familiar guitar categories.

Solid-Body Electric → Primarily solid body construction

Full Hollow-Body → Large internal acoustic cavity

Thinline / Semi-Hollow → Slim electric-guitar body with internal hollow or chambered areas

For many players, this creates an appealing combination of familiar electric-guitar playability and a more acoustically responsive feel.

What Does Semi-Hollow Mean?

A semi-hollow guitar contains internal air chambers rather than being completely solid.

The design shouldn't be confused with a traditional acoustic guitar—the pickups and amplifier still create the primary amplified performance sound.

However, the body's construction can influence the way the instrument resonates and responds while being played.

Players often choose semi-hollow guitars when they want an electric instrument with a more lively, resonant feel.

F-Hole Design

One of the most recognizable visual elements of the 58 Thinline is its F-hole.

F-holes have a long history in stringed instruments and have become closely associated with hollow and semi-hollow electric guitars.

On the 58 Thinline, the F-hole immediately communicates that this isn't simply another conventional solid-body electric guitar.

It also exposes the guitar's semi-hollow architecture visually, becoming an important part of the instrument's design.

Flame Maple Top

The flame maple top is one of this model's defining visual features.

Flame figuring creates a striped, dimensional appearance across the wood that can shift visually as light moves across the surface.

This makes the instrument particularly striking:

• On stage

• Under studio lighting

• In photography

• During performances

• As part of a guitar collection

Because flame figuring occurs naturally, grain pattern and visual intensity can vary from guitar to guitar.

That natural variation means individual instruments may have their own unique appearance.

Classic-Inspired Body Shape

The 58 Thinline combines its semi-hollow architecture with a familiar classic-inspired electric-guitar silhouette.

That makes it approachable for players accustomed to conventional solid-body guitars while still providing something visually and structurally different.

The result works equally well in traditional and contemporary performance environments.

Comfortable Thinline Construction

The thinner body design can be particularly appealing to musicians who don't want the physical size of a traditional full hollow-body guitar.

You get semi-hollow character in a more compact electric-guitar format.

That can be useful during:

• Long rehearsals

• Multi-set performances

• Recording sessions

• Worship services

• Theater productions

• Touring

• Extended practice sessions

For players moving between solid-body and semi-hollow instruments, the thinline format can provide a comfortable transition.

Versatile Pickup Architecture

The 58 Thinline is designed to provide more than one electric-guitar personality.

Different pickup positions emphasize different characteristics of the vibrating strings.

The neck position generally provides a fuller, smoother starting point.

The bridge position can provide additional articulation and attack.

Combined selections create another tonal option.

That flexibility makes the guitar useful across multiple musical styles rather than limiting it to one genre.

Great for Clean Guitar Sounds

A semi-hollow thinline can be particularly rewarding through a clean amplifier.

The responsive body and electric pickup system create an excellent platform for:

• Chord work

• Arpeggios

• Fingerstyle electric guitar

• Clean rhythm

• Jazz-influenced passages

• Country

• Americana

• Worship

• Pop

Add reverb or delay and the instrument can become an especially expressive platform for spacious clean sounds.

Great for Blues

The 58 Thinline is a natural fit for blues players.

Its semi-hollow construction provides a responsive playing experience while the electric pickup system allows players to move from cleaner rhythm passages into driven lead tones.

Use your hands, pickup selection, guitar controls, amplifier and effects together to shape the response.

Great for Rock

Semi-hollow doesn't mean the guitar is limited to quiet or traditional music.

Pair the 58 Thinline with appropriate amplification and overdrive and it can move comfortably into rock territory.

Use it for:

• Rhythm guitar

• Crunch tones

• Blues-rock

• Alternative rock

• Lead playing

• Classic-inspired rock sounds

The semi-hollow platform provides an interesting alternative to a conventional solid-body guitar.

Great for Country & Americana

The 58 Thinline's classic-inspired architecture makes it particularly compelling for:

• Country

• Americana

• Roots music

• Folk-rock

• Singer-songwriter arrangements

• Clean rhythm guitar

Players can move between articulate rhythm parts, melodic fills and driven lead passages without changing instruments.

Great for Worship & Contemporary Music

Modern worship guitar often relies on clean articulation and effects.

The 58 Thinline can provide a responsive starting point for:

• Delay

• Reverb

• Modulation

• Compression

• Overdrive

• Ambient effects

• Amp modeling

That makes it useful for musicians building layered and spacious contemporary guitar sounds.

Excellent for Recording

A semi-hollow guitar can provide a useful tonal contrast in the studio.

If a production already contains conventional solid-body electric guitars, introducing a thinline can add another texture.

Use it to:

• Layer rhythm guitars

• Record clean arpeggios

• Add blues-inspired lead passages

• Build atmospheric sections

• Create contrasting guitar layers

• Add clean chord textures

• Track melodic overdubs

Sometimes changing the instrument creates separation in a mix before EQ or processing is even applied.

A Useful Alternative to a Full Hollow-Body Guitar

Some players love the concept of a hollow-body guitar but don't necessarily want the larger body associated with many traditional jazz-style instruments.

That's where a thinline design becomes particularly attractive.

The 58 Thinline gives you:

Semi-Hollow Construction + Slim Electric-Guitar Body + Familiar Playing Format

For guitarists moving from a solid-body instrument, that can make the transition considerably easier.

Key Features & Specifications

Product Type: Semi-Hollow / Thinline Electric Guitar
Model: 58 Thinline
Series: 1950s Series
Orientation: Right-Handed
Top: Flame Maple
Body Design: Thinline / Semi-Hollow
Soundhole: F-Hole
Scale Length: 25.5"
Number of Frets: 22
Neck Profile: Modern C
Pickup Configuration: Dual-Pickup Electric Configuration
Pickup Selection: Multi-Position Selector
Primary Applications: Blues, rock, country, Americana, pop, worship, jazz-influenced playing, live performance and recording

Wood specifications, pickup models, switching configuration, fingerboard material, hardware, factory strings, dimensions and included accessories should be verified against the current manufacturer specification for the exact Flame Maple SKU before purchase.

Who Is the Michael Kelly 58 Thinline For?

Semi-Hollow Guitar Players — Get the responsive character of semi-hollow construction in a slim electric-guitar format.

Solid-Body Players Exploring Semi-Hollow Guitars — A familiar body style makes the transition into a chambered instrument approachable.

Blues Guitarists — A responsive platform for clean rhythm, overdrive and expressive lead playing.

Country & Americana Players — Classic-inspired styling and articulate electric tones work naturally in roots-oriented music.

Rock Guitarists — Pair the guitar with overdrive and appropriate amplification for rhythm and lead applications.

Worship Musicians — A strong platform for clean, ambient and effects-based guitar sounds.

Studio Guitarists — Add another tonal and resonant texture to sessions without moving to a large hollow-body instrument.

Players Who Appreciate Figured Woods — The flame maple top gives the instrument a visually distinctive appearance.

Gigging Musicians — Thinline construction provides semi-hollow character in a more compact performance format.

Frequently Asked Questions

What is the Michael Kelly 58 Thinline?
The Michael Kelly 58 Thinline is a semi-hollow electric guitar that combines a slim electric-guitar body with internal chambering, an F-hole and a flame maple top.

Is the Michael Kelly 58 Thinline a hollow-body guitar?
It is better described as a thinline/semi-hollow electric guitar rather than a traditional full hollow-body instrument.

What does thinline mean on an electric guitar?
Thinline generally describes an electric guitar with a relatively slim body incorporating hollow or chambered internal areas.

What is a semi-hollow electric guitar?
A semi-hollow guitar combines electric-guitar construction with internal hollow or chambered areas that provide a different resonant response from a completely solid body.

Does a semi-hollow guitar need an amplifier?
For normal amplified performance, yes. While you can hear the strings acoustically when practicing quietly, a semi-hollow electric guitar is designed to connect to compatible amplification or recording equipment.

What does the F-hole do?
The F-hole is part of the semi-hollow body architecture and allows the internal cavity to interact with the surrounding air while also giving the guitar its recognizable semi-hollow appearance.

What is flame maple?
Flame maple is maple displaying naturally occurring figured grain that creates a striped or three-dimensional visual effect.

Will every Flame Maple 58 Thinline look exactly the same?
No. Natural wood figuring varies, so individual instruments may differ slightly in grain pattern and visual intensity.

Is the 58 Thinline good for blues?
Yes. Its semi-hollow construction and electric-guitar format make it a compelling platform for clean, overdriven and expressive blues playing.

Can a semi-hollow guitar play rock?
Yes. Semi-hollow guitars can be used with appropriate amplifiers, pedals and overdrive for many rock styles.

Is the 58 Thinline good for country?
Yes. Its classic-inspired construction and articulate electric-guitar platform make it well suited to country and Americana applications.

Is it good for worship music?
Yes. A thinline electric guitar can work particularly well with clean, ambient and effects-driven contemporary guitar rigs.

Is the 58 Thinline good for recording?
Yes. Its semi-hollow construction can provide a useful alternative texture when layering guitar parts in a studio production.

Can I use guitar pedals with it?
Yes. It can be integrated into compatible pedalboards, multi-effects systems, amp modelers and other standard electric-guitar setups.

How many frets does it have?
The 58 Thinline platform uses 22 frets.

What is the scale length?
25.5 inches.

Is this guitar suitable for players accustomed to solid-body electrics?
Yes. Its thinline format provides semi-hollow construction while retaining a familiar electric-guitar playing platform.

Is a case included?
A case should not be assumed included unless the exact vendor package specifically states that one is provided.

Semi-Hollow Character. Flame Maple Beauty. A Different Kind of Electric Guitar.

The Michael Kelly 58 Thinline brings together two sides of electric-guitar design.

The familiar feel of a slim electric guitar.

The responsive character of semi-hollow construction.

An F-hole reveals its thinline architecture.

Flame maple gives every instrument visual depth and natural character.

And its electric pickup platform makes the guitar ready to become part of a complete amplifier, pedal or recording rig.

Play clean.

Add overdrive.

Explore blues.

Build a country rig.

Create atmospheric textures.

Layer it in the studio.

Or discover what a semi-hollow guitar feels like after years of playing solid-body instruments.

For musicians looking for a flame maple semi-hollow electric guitar with a comfortable thinline body and versatile performance potential, the Michael Kelly 58 Thinline offers a distinctive alternative to the conventional solid-body formula.

Need help completing your semi-hollow guitar setup?
Backline Music Gear can help identify compatible cases, gig bags, amplifiers, pedals, instrument cables, straps, stands, replacement strings and other accessories based on your playing style and performance setup.

Michael Kelly, 58 Thinline and related names and marks are trademarks or property of their respective owners. Other third-party brand and product names are the property of their respective owners. Names are used solely for accurate product identification and compatibility information. Backline Music Gear is an independent retailer and does not claim ownership of third-party marks. Natural wood figuring varies between instruments. Specifications and included components may vary by production run and are subject to change; verify current manufacturer specifications before purchase.