Tennis Plaza - Wilson K Four 105 Tennis Racquet

Overview

What is [K] Factor?
All [K] Factor racquets utilize Wilson's proprietary next-generation [K]arophite Black structure which adds additional bonds between the SiO2 and graphite molecules on a nanoscopic scale, resulting in more feel and a stronger, more stable racquet. Overall, there are 4 new key [K] Factor technology concepts found in various configurations depending on the [K] Factor model:

[K]arophite Black-an evolution of Wilson nCode technology which utilizes a new structure incorporating additional bonds between the SiO2 and graphite molecules on a nanoscopic scale, resulting in more feel and a stronger, more stable racquet.

[K]onnector-2 external wings molded into each side of the hoop to increase dwell time of the ball upon impact, providing greater control and comfort.

[K]ontour Yoke-New frame cross-section shape that enhances stiffness at key stress points for improved torsional stability

[K]ompact Center-New shortened yoke design that improves handling, maneuverability, and provides additional feel.

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Tech Specs

Head Size	105 sq. in. / 677 sq. cm.
Length	27.25 in. / 69.21 cm.
Strung Weight	10.1 oz. / 286 gr.
Strung Balance	3 Points Head Heavy
Swing Weight	322
Stiffness	73
String Pattern	16 Mains / 19 Crosses
Power Level	Medium
Beam Width	28 - 28 - 25mm
String Tension	53 - 63 lbs
Racquet Type	Mid-Plus Racquets, Head Heavy Balance, Longer than 27" (Longbody), 10.1 oz to 11.0 oz weight
Used Racquet	no
Pre strung racquet	no

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