The 10BT (also known as 10RT) 10-String Baroque and Romantic Tuning Set has clear high-density nylon trebles and silver-plated wound basses for the first six strings. The extra low strings are specially designed for modern concert guitars with additional basses.

• Clear nylon trebles produced greater aural transparency and sound projection
• Silver-Plated wound basses produce exceptional memory for pitch and consistent sound production
• String Gauges:
  • Clear Nylon Trebles: .029″ .0335″ .041″
  • Silver-Plated Wound Basses: .029″ .036″ .042″ .050″ .052″ .054″ .056″
• Made in the USA with American Wire
• Packaged using MAP Technology (Modified Atmosphere Packaging) to prevent tarnishing and ensure freshness

(This set was previously called the Set 10RT 10-String Romantic Tuning).