Engineered to take you farther and straighter… right down the middle of the green.
FAST & FORGIVING
The duo of RIBCOR and Speed Pocket promote face flexibility for efficient energy transfer at affect and enhanced forgiveness.
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IRG-M4 5-P,A/Rh R
Ultra-thin Leading Edge works in conjuction with the Speed Pocket to extend speed on low-face shots. Heel and Toe Weighting Optimized heel and toe weighting provides a significant build up in MOI, leading to more forgiveness. Fluted Hosel and 360º undercut lets in for redistribution of mass low within the head to extend launch distance, and consistency.
A breakthrough innovation in irons performance; RIBCOR is designed that will help you hit it LONGER, HIGHER, and STRAIGHTER. RIBCOR localizes face flexibility, transferring more energy to the ball to extend ballspeed and promote straighter shots.