Warne 3126 Mag Extension for Glock 19/23 — +5 9mm / +4 .40

The Warne 3126 magazine extension is a magazine accessory designed for Glock 19 and Glock 23 magazines. It is machined from 6061-T6 aluminum and finished in a hardcoat anodized black. The extension increases magazine capacity per the manufacturer's specification and incorporates an ergonomic profile with finger grooves for positive handling.

Key Specifications

• Compatible with Glock 19 and Glock 23 magazines as specified in the product name.
• Adds +5 rounds (9mm) and +4 rounds (.40 S&W) according to the product information.
• Constructed from 6061-T6 aluminum billet for a lightweight, durable profile.
• Finished in hardcoat anodized black for corrosion resistance and wear protection.
• Designed with ergonomic shape and finger grooves to aid insertion and magazine stripping.
• Manufacturer-listed capacity attribute: 5.
• Dimensions provided: Length 6.3, Width 1.7, Height 1.1 (as provided).
• Weight listed as 0.15 (as provided).
• Additional features include Type 2 anodized finish and 6061 T6 aluminum billet.

This magazine extension delivers increased capacity and improved ergonomics without altering the fundamental function of the magazine. Its machined aluminum construction and hardcoat finish make it a durable, low-profile upgrade for range use, everyday carry setups, or duty applications where additional capacity and better magazine handling are desired.