Handgun MagazinesAtlas GunworksSold by Brownells

Atlas Gunworks

Premium Competition 9mm Luger Handgun Magazines - Premium Competition 9mm Luger 23rd Magazine Stainless Steel

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

9mm Luger

Handgun magazine for modular 1911

23-round Capacity

A 140mm stainless steel tube

Atlas Competition

Follower and +18% spring

Anodized Aluminum

Basepad adds 1 round

Toolless Basepad

Design for easier handling

$94.99
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SKU: 430115585

Overview

Built for modular 1911 double-stack and 2011-style pistols, this 9mm magazine is aimed at shooters who want a competition-oriented option with a 23-round capacity. The 140mm stainless steel tube, Atlas competition follower, and +18% spring are paired with an anodized aluminum basepad that adds one round and installs without tools. It suits range use, match setups, and carry applications where a high-capacity magazine is appropriate. Atlas Gunworks backs the magazine, and it is offered in multiple colors and configurations.

Why Hunters Choose the Atlas Gunworks

23-round Capacity

Supports extended shooting sessions before

140mm Stainless

Steel tube provides a durable

Atlas Competition

Follower is included for competition-focused

+18% Spring

Is specified in the product

Anodized Aluminum

Basepad adds one round and

Key Features

  • 9mm Luger handgun magazine for modular 1911 double stack and 2011 style pistols
  • 23-round capacity with a 140mm stainless steel tube
  • Atlas competition follower and +18% spring
  • Anodized aluminum basepad adds 1 round
  • Toolless basepad design for easier handling
  • Made by Atlas Gunworks

Best Used For

  • Competitive shooters using modular 1911 double-stack or 2011-style 9mm pistols
  • Owners of Staccato or Springfield Prodigy pistols seeking a compatible magazine option
  • Users wanting a 23-round 9mm magazine with a toolless anodized aluminum basepad
  • Shooters who prefer Atlas Gunworks premium magazines for competition or carry use
  • Buyers looking for a stainless steel 140mm magazine with Atlas competition follower

Specifications

BasepadAnodized aluminum, adds 1 round, toolless
Caliber9mm
Capacity23 rounds
CompatibilityMost modular 1911 double stack and 2011 style pistols, including Staccato and Springfield Prodigy
FollowerAtlas competition follower
Magazine TypeHandgun Magazine
MaterialStainless Steel
Spring+ 18%
Tube140mm Stainless Steel

Pros

  • 23-round capacity supports extended shooting sessions before reloads.
  • 140mm stainless steel tube provides a durable magazine body.
  • Atlas competition follower is included for competition-focused use.
  • +18% spring is specified in the product features.
  • Anodized aluminum basepad adds one round and installs toollessly.
  • Compatible with modular 1911 double stack and 2011 style pistols, including Staccato and Springfield Prodigy.

Considerations & Trade-offs

  • 23-round capacity may be more than needed for users who prioritize a lower-profile setup or simpler range carry.
  • The 140mm stainless steel tube and anodized aluminum basepad make this a purpose-built magazine, so fitment should be checked against the intended 2011-style pistol and use case.
  • The toolless basepad is convenient, but the added 1-round basepad configuration may not suit every competition or carry preference.
  • This is positioned as a premium magazine, so buyers should weigh the higher price against the specific features they need.

Suggested Comparisons

  • 9mm Luger handgun magazines
  • 2011-style pistol magazines
  • Competition pistol magazines
  • High-capacity handgun magazines

Suggested Accessories

  • Magazine pouch
  • Magazine loader
  • Range bag
  • Cleaning kit

Frequently Asked Questions

What caliber is this magazine made for?

It is listed for 9mm Luger / 9mm.

How many rounds does it hold?

The listed capacity is 23 rounds.

What pistols is it described as fitting?

The description says it is intended for most modular 1911 double stack and 2011 style pistols, including Staccato and Springfield Prodigy.

What materials or components are specified?

The source lists a 140mm stainless steel tube, an Atlas competition follower, a spring marked +18%, and an anodized aluminum basepad.

Does the basepad require tools to remove?

No. The description says the anodized aluminum basepad is toolless.