Shield Arms Magazine Extension +5/+4 for Glock 19/23

Increase Your Firepower with the Shield Arms Magazine Extension

The Shield Arms Magazine Extension is a practical upgrade for Glock 19 and Glock 23 shooters who want more rounds on tap without changing platforms. This aluminum extension adds 5 rounds to standard Glock 19 magazines and 4 rounds to Glock 23 magazines—a meaningful increase in capacity for defensive carry, sport shooting, or training.

Key Features

• Increased Capacity: +5 rounds for Glock 19, +4 rounds for Glock 23
• Durable Construction: Aluminum body with anodized finish resists corrosion and wear
• Quick-Access Design: Unique floor plate allows fast access to spring and follower without removing the extension
• Easy Installation: Installs directly on your existing magazine
• Lifetime Warranty: 100% lifetime warranty backed by Shield Arms
• Spring for Life Guarantee: Replacement springs available for life of the product

Why Choose This Extension

Shield Arms has engineered this extension with the working shooter in mind. The innovative floor plate design means you can maintain and service your magazines in the field without fumbling. The anodized aluminum construction stands up to hard use while keeping weight minimal. Whether you're running drills at the range or carrying for personal protection, this extension gives you more ammunition without sacrificing reliability or ergonomics.

A solid investment in magazine capacity backed by one of the industry's best warranties.