What does string gauge even mean?

Gauge refers to the diameter of a string. Gauges are described in thousandths of an inch and can be found listed on the back of a string pack. Overall, string gauges are classified as: Extra light, Custom light, Light, Medium and Heavy

What is your experience Level?

Lighter - Easier to fret (important for beginners) and to bend. Better resonance under a lighter touch, common when first starting out. Heavier- Bigger sound provide more volume and resonance. Better tuning stability tays in tune longer.

Consider the body size of your guitar.

Lighter - Exert less tension and are typically recommended for smaller bodied guitars such as 0, 00, 000, and OM, plus all cutaway models Heavier - Exert more tension and are typically recommended for larger body sizes

What style of music do you play?

Lighter - Good choice for rock, folk, country, and blues style playing with a lighter attack (plucking) Heavier - Good choice for rock, country, and blues style playing with a harder attack

What sound are you going for?

Lighter - Offer appropriate volume and range for playing in an intimate setting. Heavier - Produces more volume and sustain. Great choice if you’re accompanied by other players.

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Martin MA550 Authentic Acoustic - SP - Phosphor Bronze Medium(13-56)

Martin MA550 Authentic Acoustic - SP - Phosphor Bronze Medium(13-56)

Product ID: 255692556

Details

Brand
Martin
Colour
Phosphor 13-56
Instrument
Acoustic
String gauge
Medium
String material type
Phosphor

🎸Medium gauge 0.013-0.056

🔆Bright, rich phosphor bronze tone

⚙️High tensile strength core wire

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Description

🎶 Elevate your sound, own the stage with Martin MA550 strings!

ROCK SOLID STABILITY - High tensile strength core ensures superior tuning stability through intense practice and gigs.
VERSATILE PLAYABILITY - Perfect for fingerpicking, flatpicking, and every genre from folk to rock.
PRO GRADE MEDIUM GAUGE - Medium 13-56 gauge strings deliver a perfect blend of tenor, mid, and bass tones.
PRECISION TUNED BRILLIANCE - Experience bright, balanced tones that reveal your guitar’s true voice.
DURABILITY MEETS CRAFTSMANSHIP - Tin-plated core and corrosion-resistant wrap wire for long-lasting performance.

Martin MA550 Authentic Acoustic Strings are premium phosphor bronze medium gauge (13-56) strings engineered for professional musicians seeking bright, rich tones and exceptional tuning stability. Featuring a high tensile strength core and corrosion-resistant wrap, these strings deliver consistent performance across genres, making them a trusted choice worldwide.

Specifications

ASIN	B07GTGW6H6
Body Material Type	Phosphor Bronze
Brand Name	Martin
Coating Description	Uncoated
Color	Phosphor Bronze Medium 13-56
Customer Reviews	4.7 4.7 out of 5 stars (2,406)
Finish Type	Bronze Plated
Global Trade Identification Number	00729789557870
Included Components	Guitar Strings
Instrument	Acoustic Guitar
Item Type Name	Acoustic Guitar Strings
Item Weight	30 Grams
Manufacturer	C.F. Martin & Co.
Manufacturer Part Number	41Y18MA550
Material Type	Phosphor Bronze
Model Name	MA550
Model Number	41Y18MA550
Recommended Uses For Product	Playing acoustic guitar
String Gauge	Medium
String Material Type	Phosphor Bronze
UPC	729789557870
Unit Count	6 Count

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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$21.74

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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