HEAD Graphene 360+ Radical 135 Squash players looking for power and control should check out the Graphene 360+ Radical 135. A modern frame gives this racquet more power than previous versions. Graphene 360+ technology combines energy transfer with innovative spiral fibers for a clean, flexible feel at impact. For serious front court players with a technically sound game, the Graphene 360+ Radical 135 is a great choice! Racquet Technology Graphene 360+ combines HEAD's signature Graphene 360 technology with innovative spiralfibers for maximum energy return and an clean feel at impact. Adaptive Fan Pattern lets you customize the performance of your racquet without changing grommets. Choose between the straight pattern to maximize power or the fan pattern to focus on control.