Shield Arms Glock 26/27 Magazine Extension +5/+4 Black

The Shield Arms Magazine Extension for Glock 26/27 (Gen 3–5) increases on‑magazine capacity while retaining serviceability and OEM compatibility. It adds five rounds to Glock 26 magazines and four rounds to Glock 27 magazines, and includes Shield Arms' Spring for Life guarantee and lifetime warranty. The extension is machined from billet 6061 aluminum with a Type II anodized finish for durability.

Key Specifications

• The extension fits Glock 26/27 (Gen 3–5).
• It adds +5 rounds to Glock 26.
• It adds +4 rounds to Glock 27.
• Constructed from billet 6061 aluminum.
• Finished with Type II anodize.
• Includes a +10% power spring.
• Designed to fit OEM Glock magazines only.
• Features an easy access floor plate to service the spring and follower without removing the extension.
• Body has index cuts to improve grip when extracting a magazine from a pouch.
• Backed by a lifetime warranty and Shield Arms' Spring for Life guarantee.

Durably finished and serviceable by design, this magazine extension provides a practical capacity increase for concealed‑carry and everyday‑carry users who prefer OEM magazine compatibility. Its machined construction and indexed gripping surface offer improved handling without sacrificing the ability to maintain or clean the magazine assembly.