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Martin Authentic Acoustic SP Phosphor Bronze Custom Light Guitar Strings

Martin Authentic Acoustic SP Phosphor Bronze Custom Light Guitar Strings



Order before 3pm Mon-Fri for Next Day Delivery

The Martin Authentic Acoustic SP Phosphor Bronze Custom Light guitar strings are part of Martin’s brand new line of acoustic guitar strings, offering incredible performance.

Superior Performance for Studio and Stage

Engineered with you, the performer, in mind, Martin Authentic Acoustic SP acoustic guitar strings demonstrate excellent durability and fantastic tone.

Martin have taken their highest tensile-strength core wire and tin-plated it for all six strings for increased corrosion resistance.

Combined with Martin’s highest quality wrap wire, these strings will consistently deliver beautifully true tone.

Custom Light Gauge Phosphor Bronze Acoustic Guitar Strings

This particular set of Martin guitar strings is a Phosphor Bronze set, giving you a beautifully warm and consistent tone.

Being custom light gauge, these strings sit between Extra Light and Light, giving you the playability of lighter gauge strings but with a warmer overall sound for added versatility.

  • Gauges: 11, 15, 23, 32, 42, 52

Buy these Martin Authentic Acoustic SP Phosphor Bronze Custom Light acoustic guitar strings from PMT Online and enjoy excellent tuning stability, fantastic corrosion resistance and amazing playability.

More Information
Manufacturer Martin
SKU 181226
Shipping Weight (kg) 1.000000
Series Authentic Acoustic Strings
Gauge 11 gauge


We know you want to get your gear as quickly and as safely as possible, Next Working Day Delivery to UK Mainland Addresses, on all IN STOCK items, if ordered before 3pm. This will include a text or email on the day of delivery giving you an exact hour window of when your gear will be with you.

  • Orders under £99: £4.99 Delivery Charge
  • Orders over £99: Free Next Day DPD Delivery (When Ordered before 3pm)
  • Weekend Delivery (Saturday-Sunday): £9.99 (When Ordered before 3pm Friday)
  • Heavy Items (over 40kg): £39.99 Pallet Service







Rather not wait in for the delivery? Don’t worry, we’ve got you…In Stock items can be ordered and paid for in-advance Online via our Click & Collect service. As long as if it's in stock at your chosen branch, you can collect the item within 2 hours*.



If you have bought something In-Store or Online and want to return it as unwanted, you have 30 days from when you receive the goods to contact our PMT experts either by phone or email to return your item.

We can offer you a refund if you return your item within 30 Days from purchase date and with 100% perfect packaging. 


Please Note - We cannot accept unwanted returns on microphones, any in-ear earphones or monitors, and any other items that touch your mouth, nose or inner ear if you have removed the hygienic packaging.