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Shield Arms +5/+4 Magazine Extension for Glock 17/22/34/35/19X/45

UPC: 853465008117

$35.99

39 in stock

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Description

The Shield Arms Magazine Extension transforms your existing Glock magazines into higher-capacity platforms without sacrificing reliability. Built from 6061 billet aluminum and finished with Type II anodizing, this extension gives you a durable upgrade that works with your OEM magazines.

What Makes the Shield Arms Extension Stand Out

The unique floor plate design sets this extension apart. You can access the spring and follower for cleaning or maintenance without removing the extension from the magazine body, which saves time during field maintenance. The aluminum construction provides durability that lasts years of regular use, and the machined index cuts give your fingers something to grip when pulling magazines out of a pouch.

Installation and Compatibility

Installation takes just a few minutes. You remove the factory floor plate and spring, attach the included +10% power spring to the follower, slide the extension onto the magazine, and secure it with the retaining pin. The whole process is straightforward and requires no special tools. This extension works with OEM Glock 13 and 15 round magazines, and fits most aftermarket flared magwells so you can use it with competition gear if you choose.

Warranty and Peace of Mind

Shield Arms backs this product with a 100% lifetime warranty and their Spring for Life guarantee. Every extension is proudly made in the USA and engineered to perform whether you're running it at the range or in competition.

Key Specifications

  • UPC: 853465008117
  • Manufacturer: Shield Arms
  • Model Number: G17-ME-5-BLK
  • Compatible Models: Glock 17, 19X, 22, 34, 35, 45
  • Capacity Increase: +5 rounds (9mm), +4 rounds (.40/.357)
  • Material: Billet 6061 aluminum
  • Finish: Type II anodized
  • Color: Black
  • Included Spring: 10% stronger than OEM
  • Key Feature: Easy-access floor plate for field servicing
  • Magazine Compatibility: OEM Glock 13 and 15 round magazines
  • Magwell Fit: Most aftermarket flared magwells
  • Warranty: 100% Lifetime Warranty + Spring for Life guarantee
  • Manufacturing: Made in USA

What’s Included

  • Magazine extension baseplate
  • +10% power spring
  • Retaining pin
  • Floor plate screw
  • Installation tool

Frequently Asked Questions

Will the Shield Arms extension work with my current Glock magazines?

Yes, this extension is designed for OEM Glock 13 and 15 round magazines for the compatible models. Just remove the factory floor plate and spring, install the included stronger spring, and slide the extension onto your magazine body. It's a straightforward swap that takes a few minutes.

Does the easy-access floor plate really allow maintenance without removing it?

That's the main feature. You can lift off the floor plate and access the spring and follower for cleaning or inspection while the extension stays attached to the magazine. This beats having to completely disassemble everything like you would with a standard extension.

What's the difference between the +5 and +4 capacity?

The extension adds 5 rounds to 9mm magazines (Glock 17, 19X, 34, 45) and 4 rounds to .40 S&W and .357 SIG magazines (Glock 22, 35). The difference comes down to how the rounds stack in each caliber's magazine.

Is this compatible with my competition magwell?

This extension fits most aftermarket flared magwells, though specific compatibility depends on your magwell brand. Shield Arms makes dedicated magwells that are fully optimized with their extensions, so check those options if you want a perfect match.

Additional information

UPC

853465008117

Manufacturer

Manufacturer Part Number

G17ME5BLK

Caliber/Gauge

9mm

Capacity

5

Color

Black

Model

Product Type

Magazine Extension

Shipping Weight

0.14

Style

Extension

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