Thundergut® is a special very elastic and dense material developed by us in our headquarter that assure superior performances over the common polyuretane and silicon rubber bass strings available in the market.

Thundergut® assure fast and stable intonation; no sweet finger’s slip on the strings, powerful performances.

Gut color: Yellow brown

• Optimized for Soprano or Concert Ukuleles tuned to standard G-C-E-A tuning
• Unsurpassed intonation with a bright, modern tone
• Soprano or Concert Ukulele, Pro-Arté Carbon trebles, Non-Ball End
• String Gauges: Fluorocarbon .0205, .026, .0319, .0224 

• Optimized for Tenor Ukuleles tuned to standard GCEA tuning
• Unsurpassed intonation with a bright, modern tone
• Tenor Ukulele, Pro-Arté Carbon trebles, Non-Ball End
• String Gauges: Fluorocarbon .0205, .026, .0319, .0224

• Optimised for Tenor Ukuleles tuned to Low G tuning
• Unsurpassed intonation with a bright, modern tone
• Tenor Ukulele, Pro-Arté Carbon trebles, Non-Ball End
• String Gauges: Fluorocarbon .0205, .026, .0319, .0413