Callaway Senior Graphite Big Bertha OS Irons
The Callaway Senior Graphite Big Bertha OS Iron Set promotes more distance in a new way, led by an extraordinary light and strong Exo-Cage that allows designers to strategically position weight to increase forgiveness, and helps our industry-leading, next-generation 360 Face Cup produce even faster ball speeds and more distance .
Callaway Senior Graphite Big Bertha OS Iron Features:
Even More Ball Speed from Next Gen 360 Face Cup.
- Senior Irons are lighter overall weight with higher launch angle.Higher Launch for Longer Carry from Tungsten-Loaded Standing Wave.
Progressive Center of Gravity for Increased Control.