Tecnifibre 4S Reel 660' (Black) Size:1.30 Although it might seem tough

Although it might seem tough to find any room for improvement from previous models

Subtle sublimated print

ranging deep into the hole

Wilson logo embossed on grip

/yd² (US) 11

Tecnifibre 4S Reel 660' (Black) Size:1.30 Although it might seem toughBlack is back with Tecnifibre 4S. Renamed in 2021 from Black Code 4S (same string, new name), Tecnifibre 4S is a square shaped polyester string designed to have maximum spin and 20% more power than Tecnifibre Pro Red Code. Even though this string does come with more power do not think it cannot last as it has proven to be 15% more durable then its counter part Tecnifibre Black Code, while having the same tension maintenance as Razor Code. All in all a