Ideal for Club- or Tournament-Players with a powerful groundstroke
Hexagonal shape and strong snap-back effect for great spin potential
High-Tech additives for excellent control, durability and tension stability
Our best-seller.
Results of Tennis Warehouse University (1.18mm) (status August 2019; 9 strings tested):
#1 tension maintenance
#1 spin potential
#2 energy return
Durability score: 93%
Control - Score: 85%
Touch - Score: 85%
Results of Stringingpedia lab test (1.23mm): Control: 100/100 points / Spin: 95/100 points Source:
MSV FOCUS-HEX® 1,23mm was awarded String of the Year multiple times by the leading tennis string community (www.stringforum.net). This string was winner of the following poly categories: durability, spin and tension maintenance. It is the third most rated string ever amongst 2,129 rated strings (MSV did not perform any kind of promotion activity).
92% satisfaction (source: stringforum.net, 415 ratings for all diameters; status: August 2019).
GAMMA iO offers exceptional power, access to spin and pinpoint control. Its unique co-poly material takes ball pocketing to a new level, providing ideal levels of response and comfort. GAMMA iO is best suited for players with penetrating and punishing ground strokes from both sides.
New heptagonal shaped string developed for the higher-performance player. Allows a player to generate maximum power and greater ball bite for massive amounts of spin. Co-poly material is very responsive and provides lots of feedback. Excellent tension maintenance.
Ideal for players looking for a maximum of spin potential and power.
Heptagonal, twisted co-poly string for highest level of spin potential.
#1 string in power and tension stability during play (Playtest of spin strings 2014 by German tennisMAGAZIN). #2 string in spin potential. Overall rating: GOOD.
Highlight: Minimal sharp sided structures delivers much power, control and spin. For all skill levels and ages. Unique! Important Note: String main + cross 1.0kg less than normal Co-Polyeste.
GAMMA iO offers exceptional power, access to spin and pinpoint control. Its unique co-poly material takes ball pocketing to a new level, providing ideal levels of response and comfort. GAMMA iO is best suited for players with penetrating and punishing ground strokes from both sides.