Jailbreak Technology makes it faster

less offset and shorter blade length when compared to the P 790

high-density foam shoulder straps provide maximum comfort with the X-strap dual system is designed to avoid body fatigue

Four-Way mechanical stretch for total freedom of movement

Cobra KING F9 Speedback Golf Irons - Steel Clubs:5-PW (6 Irons) Jailbreak Technology makes it fasterSPEEDBACK Technology pushes the boundaries of conventional iron shaping to optimize low CG and high MOI, creating Cobras longest, fastest, and most forgiving iron. Ideal for 5 25 handicaps with moderate to faster swing speeds seeking a more forgiving distance iron with enhanced feel. Progressive groove shapes are CNC milled into each face to optimize spin performance in the long irons, mid irons and wedges. In early testing, we found drastic