This is the very first Big Bertha iron designed Using Artificial Intelligence. Designed with Callaway Golf`s legendary Big Bertha shaping with a NEW formula for distance and forgiveness. It’s a technology package that delivers more ball speed, higher launch and straighter shots for a new level of confidence that you didn’t think was possible.
The Big Bertha B21 Irons Feature:
- A.I. Flash Face Cup
- Tungsten Energy Core
- Legendary Shaping / Urethane Microspheres
- 2-Year Guarantee / KBS MAX CT80 Steel Shafts / Tour Velvet 360 Soft Grips
A.I. Flash Face Cup
This sophisticated face architecture has been developed with A.I which is unique to each individual iron. It increases ball speed and spin rates with Callaway`s 360 Face Cup technology which flexes and releases at impact for industry-leading performance.
Visible Tungsten Energy Core
The irons have a Visible Tungsten Energy Core (VTEC) fused into the construction. In a deeper positioned to lower the CG in each iron for higher launch while still maintaining ball speed.
The iron has an extremely soft feel thanks to over one million microspheres are strategically placed into each clubhead to absorb unwanted vibration. The patented urethane microspheres also maximize COR for even more ball speed performance.