The Mizuno JPX 921 generation doesn't include the Hot Metal HL variant.

View other variants → View JPX 923 Hot Metal HL single irons

Single Iron

Used Mizuno JPX 921 Hot Metal HL Single Iron

2021

The Hot Metal HL (High Launch) variant features a deeper, more rearward center of gravity and increased loft. This design promotes an incredibly high launch angle and maximum carry distance, making it perfect for golfers with slower swing speeds needing help getting the ball airborne.

0 listings

Nothing here yet

There's nothing to show here right now.

Model info

The Mizuno JPX 921 generation also comes in 5 alternative single iron variants: Forged, Hot Metal, Hot Metal Pro, Tour and Fli-Hi.

Price guide

Guide prices are based on recent listing prices for this club.

Price estimates appear once there are a few listings to compare by condition.

Specs

Key facts for this model - individual clubs may vary.

Brand Mizuno
Series JPX
Generation JPX 921
Variant Hot Metal HL
Released 2021

Other variants

Compare variants

Single Iron

Available

Forged

2

Grain Flow Forged, pure feel, player's distance.

View Forged →

Single Iron

Available

Hot Metal

2

Chromoly speed, explosive distance, ultimate forgiveness.

View Hot Metal →

Single Iron

Available

Hot Metal Pro

3

Player's look, Hot Metal speed, ultimate forgiveness.

View Hot Metal Pro →

Single Iron

Available

Tour

5

Grain Flow Forged, tour precision, ultimate control.

View Tour →

Single Iron

Available

Fli-Hi

0

Driving iron, hybrid power, iron control.

View Fli-Hi →

Explore

Discover similar clubs that might interest you.

Release timeline

Oldest → newest

  1. 2011
    JPX 800
  2. 2013
    JPX 825
  3. 2015
    JPX 850
  4. 2017
    JPX 900
  5. 2019
    JPX 919
  6. 2021
    JPX 921
  7. 2023
    JPX 923
  8. 2025
    JPX 925