Penn - Championship Extra Duty Bike Computers RPM Blast Rough has a

RPM Blast Rough has a rough texture thanks to the small Babolat logos that are imprinted into the strings surface

1) Drip the wax on the base by touching the wax to a pre-heated waxing iron

More playable and spin friendly than NRG2 SPL 16 but slightly less durable

We have found Pro Overgrip to continue to offer excellent performance even when dirty and well worn

Two keys are supplied with the lock

Penn - Championship Extra Duty Bike Computers RPM Blast Rough has aOfficial ball of USTA League Tennis Controlled fiber release for consistent nap Natural rubber for consistent feel and reduced shock Interlocked wool fiber for longer wear Deep elastic seams for reduced cracking Constructed with heavy duty felt Penn Extra Duty Tennis Ball is designed for a variety of surfaces including asphalt, concrete and hard outdoor courts