Thermocore technology reduces string-to-string friction for longer durability and increased spin
Pentagonal profile enhances spin generation when string bites into the ball
Extruded polyester monofilament construction provides excellent durability and tension maintenance
Flexible design offers more power and a softer feel for all areas of the court
Summarized by Shop
Tecnifibre Black Code 17(1.24mm) provides more spin with slightly less durability than the 16 gauge version. Utilizing a co-polyester core, this string possesses excellent durability with greatly enhanced tension maintenance and feel. Black Code 17 features a pentagonal profile, helpful for generating more spin as the string bites into th