Additionally, the Blade FX's K Zone string design utilizes larger holes where the strings meet the frame for a larger sweet spot.
The [K] Blade FX's Quad Shaft design ensures improved weight distribution and 23% extra torsional ability through four shafts connecting the handle to the head versus the traditional two shaft design. Its Karophite Black composition provides the Blade FX with increased control due to Karophite Black's powerful bonding abilities, ensuring a stronger frame at the molecular level. Meanwhile, the Blade FX's K Zone design uses a combination of power holes and power grooves where the strings meet the frame versus traditional pin holes for a larger sweet spot and greater control.