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Tecnifibre NRG² String in Black

Tecnifibre NRG² String in Black

The Engine of Your Racket 🎾

Regular price $22.99 USD
Regular price $29.99 USD Sale price $22.99 USD
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About this item


Ignite your game with Tecnifibre's NRG² string in Black, the most powerful string in our range, engineered to be the engine of your racket. This string is constructed of over 1200 Elastyl microfilaments, making it 12% more elastic than standard polyamide strings. Infused with 400 polyurethane, the NRG² string offers both unparalleled power and comfort. An exclusive S.P.L. surface treatment enhances durability, helping you to maintain top-level performance without constant re-stringing. Welcome to NRG²—your shortcut to powerful and resilient gameplay.

Product Highlights:

  • Engine of the Racket: Designed to be the most powerful string in the range.
  • Microfilament Technology: More than 1200 microfilaments for ultimate elasticity and power.
  • Made in France: High-quality production guarantees superior performance.
  • PU 400 Elasticity: 400% elasticity offers unparalleled comfort and dynamic play.
  • Elastyl Fibers: 12% more elasticity compared to standard polyamide.
  • S.P.L Final Coating: Anti-abrasion for enhanced durability.
  • Long-Standing Best Seller: Over 20 years among the top 10 best sellers in the USA.


  • Main Materials: Elastyl fibers impregnated with 400 polyurethane.
  • Exceptional Elasticity: PU 400 and Elastyl fibers for unmatched power.
  • Durability: S.P.L final coating for additional resistance.
  • Gauge: 1.32 for enhanced durability.
  • Packaging: Garniture 12m

Why Choose Tecnifibre NRG² String in Black?

  1. Engine of the Racket: Unleash your racket's full power potential.
  2. Elasticity & Comfort: 400% elasticity with PU 400 and Elastyl fibers.
  3. Proven Durability: S.P.L anti-abrasion coating for long-lasting play.
  4. Made in France: Synonymous with quality and performance.
  5. Best Seller: Trusted by specialists and professionals for over 20 years.

Shipping to all the United States

We are pleased to announce that shipping is completely free of charge throughout the United States. Please allow 1-2 days for us to prepare your order. Once it leaves our warehouse, you can expect to receive your package within 3-7 business days. We are committed to getting your items to you quickly and efficiently. For more information see our Shipping Policy.