The Ashaway PowerKill® 17 racquetball string combines durability and strength to give players more of what they want. The Zyex filaments help maintain string tension and provide explosive power with every shot. Due to its enhanced durability, the PTF™ design is geared toward players with varying levels of power and who may break strings more frequently.
- PowerKill® is built with a multifilament nylon core and an outer Zyex filament.
- PTF string is best for string breakers and players of different overall power levels.