Callaway Big Bertha B21 Irons · Right handed · Regular · 4-PW · Steel
- We price match
- Returnable
Get free gear advice from an expert
The Callaway Big Bertha B21 Irons are designed to provide higher handicap players increased launch to maintain high ball flights with spin properties that can hold on the putting surfaces. Building new Callaway face technologies in their trademark Big Bertha line accelerates moderate swing speeds for consistently longer distances.
Key Features:
- A.I. Flash Face Cup – To further increase spin rate and ball speeds, Artificial Intelligence technology designed the Flash Face to flex and release at impact.
- Improved Shaping – Engineered to enhance confidence with wide soles for improved launch and spin, creating straighter ball flights.
- Tungsten Energy Core – Custom tungsten weighting deepens the center of gravity with extraordinary precision to maintain high ball flights.
- Urethane Microspheres – Patented urethane microspheres absorb unwanted vibrations to deliver optimal feel at impact.



Our community of experts are ready to help you find the right gear

These clubs are long and forgiving, and are a beautiful set of irons. Huge distances, fast ball speeds, high launch angles, and straight shots make are what make the new B21 irons the best clubs to have hit the market for the mid-high handicap golfer that shoot 85+ on avg. AI-designed face, Big Bertha shaping for improved turf interaction and easy launch angles created from the tungsten energy core.

The extra offset promotes a draw shot shape as it's meant to help get the club face closed to cover the ball. These are easy to launch confidently from just about any lie!

These clubs are ideal for the higher handicap player who is looking to maximize distance and speed. These will make the ball soar through the air and are also designed to add some draw, so anyone suffering from a slice would benefit greatly from these irons, as they are designed to eliminate that right out of the box.

Distance and forgiveness. More ball speed, higher launch. Completely redesigned to appeal to a larger audience.

The graphite shaft will help with a higher launch, and will still have enough spin to land soft and hold greens. The Big Bertha iron is a lower spinning head that is intended to go far, so with the graphite shaft in it, you will produce the right amount of spin that won't get eaten up into the wind and will still hold greens better then it would with a steel shaft.