Skip to content

Protoconcept Golf

Iron Collection

Explore the latest IRON items, including exclusives

NEW! C01TBic

The world’s first* with Ceramic inside

NEW! C03TC

FORGED IRON Excellence

LYDIA KO Collections

C05 & C07 FORGED IRONS

C01D Driver

THE GOLDEN IMPACT that formulates supremely strong trajectory

PROTOCONCEPT GOLF

REAL STYLE

Clubs shape the golfer’s identity. That is what PROTOCONCEPT proposes.
The clubs chosen for a golfer’s bag tell a lot about their unique playing styles.

PROTOCONCEPT GOLF

innovative technology

”Incorporating every conceivable function,material and technique” is PROTOCONCEPT’s approach to manufacturing.

PROTOCONCEPT creates proprietary functions
through adopting numerous innovative technologies.

Master your swing

Our Forged Irons Comparison

Navigate our Forged Iron selection with our concise comparison.

Compare Now

SUCCESS STORY

OUR TEAM SUCCESS

The success of contracted players leads to the success of PROTOCONCEPT in the world of sports.

Check our players

FEATURED ARTICLE

PROTOCONCEPT GOLF Player - Lydia Ko Forged Iron
General

The performance that enables "constantly hitting the same distance" sought by Lydia Ko

2023/09/21

Lydia Ko, who has been using PROTOCONCEPT since the beginning of 2022 and has regained the No. 1 spot in the world rankings, will continue to use the C05 and C07 iron combo set for this 2023 season...

Read more
State-of-the-art forging technology that materializes our design concept
General

State-of-the-art forging technology that materializes our design concept

2023/09/13

PROTOCONCEPT has incorporated the forging process since the launch of the brand. Of course, other manufacturing methods have also been considered, but we needed the help of a Japanese manufacturing...

Read more
The C03TC's design concept, evolved from a completed form
Irons

The C03TC's design concept, evolved from a completed form

2023/08/16

A major challenge for us when developing a new C03 series was deciding on how we will evolve it. This is because we had recognized the C03 irons themselves were already complete in form as a soft i...

Read more

Shop

Lydia Ko's looks

Shop the look

PROTOCONCEPT Golf, C07 Forged Iron - 0PROTOCONCEPT Golf, C07 Forged Iron - 1
C07 FORGED IRON (#5~PW)
PROTOCONCEPT Golf, C05 FORGED IRON - 0PROTOCONCEPT Golf, C05 FORGED IRON - 1
C05 FORGED IRON (#5~PW)
PROTOCONCEPT Golf, C07 Forged Iron - 0PROTOCONCEPT Golf, C07 Forged Iron - 1
C07 FORGED IRON (#5~PW)
PROTOCONCEPT Golf, C05 FORGED IRON - 0PROTOCONCEPT Golf, C05 FORGED IRON - 1
C05 FORGED IRON (#5~PW)
View product