With a large range of models this series stands for best handling, effective transfer of power. The isometric construction racket has a larger sweet spot which compensates for playing deficiencies. High-quality technical features as Air Flex+, Slim Shaft, Power Waves and Mega Power Zone characterize the performance of each individual racket.

The Isoforce 51 series stands for the optimal synthesis of power and handling and is packed with technical highlights. Model-related features as Long and Slim Shaft, Power Bridges, Power Waves, Air Flex + and Mega Power Zone provide a maximum of additional power also for non professional players.

The isometric head shape which compensates for playing deficiencies, the carbon 4 material and in particular the selected graphite handle of the top models offer  comfortable and easy handling.