Glock Magazine Extension +4 9mm / +3 .40 Cal

Glock Magazine Extension – +4 for 9mm / +3 for .40 Cal

Upgrade your Glock with this performance-driven magazine extension, engineered to add +4 rounds to 9mm magazines and +3 rounds to .40 caliber magazines. Designed for reliability, improved control, and extra firepower, this base plate is perfect for competition, tactical use, or everyday carry.

Compatible with popular Glock models including G17, G19, G26, G22, G23, G27, G34, and G35, this extension installs easily with no permanent modifications. Its precision fit ensures dependable feeding and a secure lock-up with your factory magazine body and spring.

Key Features:

• Adds +4 rounds to 9mm, +3 rounds to .40 S&W

• Compatible with Glock Gen 3–5 factory magazines

• Fits Glock models: G17, G19, G26, G34 (9mm) and G22, G23, G27, G35 (.40)

• Enhanced grip surface for faster reloads and better recoil control

• Durable, lightweight construction for long-term reliability

• Ideal for competition, tactical setups, or EDC

Built for serious shooters who demand more from their gear. Whether you're looking to carry more rounds or gain better control during rapid fire, this extension delivers both performance and reliability.