Siux Electra Stupa Pro ST4 2025 – Franco Stupaczuk’s Hybrid Racket Built for precision. Powered for dominance. The Siux Electra Stupa Pro ST4 2025 is the official racket of Franco Stupaczuk, designed to deliver elite performance for the 2025 season. With its hybrid shape and medium-high balance, it’s built for versatile players who thrive on both controlled defence and explosive offence. The 15K carbon surface gives a solid, medium-hard feel, while the sandy finish adds extra grip on the ball for effortless spin. The result? A racket that lets you dictate rallies with precision, stability, and power. Key features: Level: Advanced / Professional. Style: Versatile with an aggressive edge. Shape: Hybrid for balance between attack and defence. Balance: Medium-high for controlled power. Surface: 15K carbon for durability and strength. Feel: Medium-hard for solid impact. Finish: Sandy texture for added spin. Season: SS25. Engineered for serious players, the Electra Stupa Pro ST4 2025 combines cutting-edge materials with Stupaczuk’s style of play, making it the perfect choice for those who want to dominate every point. Take control. Play like Stupa.