Head YouTek / Graphene Instinct S Grommet Synthetic Gut the Phenom 2 tennis ball

the Phenom 2 tennis ball machine is loaded with six additional drills replicating game like rallies

Product Code: WRZ941600

The BETA Polymer multifilament core provides 25% increased dynamic stiffness and elasticity to give you optimal performance

SuperNick XL Micro has increased durability and improved shot making abilities

Product Code: 179542

Head YouTek / Graphene Instinct S Grommet Synthetic Gut the Phenom 2 tennis ballComplete grommet and bumper set for the Head Graphene Instinct S tennis racquet. The image for this product is generic and may not reflect the actual product. Head Graphene Instinct S Grommet Specs: Head Size: 102 sq. in. 658 sq. cm. String Pattern: 16 Mains x 19 Crosses Colour: Clear Product Code: 285153 Compatible Racquet(s): Head Graphene Instinct S Head Youtek IG Instinct S