ZR Tactical Solutions Staccato HD & Glock 19 +4 Magazine Extension for Steel Mec-Gar Magazines

ZR Tactical Solutions Staccato HD & Glock 19 +4 Magazine Extension for Steel Mec-Gar Magazines

Increase your magazine capacity without sacrificing reliability with the ZR Tactical Solutions +4 Magazine Extension. Precision machined from billet aluminum and finished with a durable anodized coating, this premium magazine extension is engineered specifically for steel Mec-Gar Glock 19 pattern magazines. Designed for the Staccato HD, Glock 19, and firearms that utilize Glock 19 magazines, it delivers a secure fit, enhanced durability, and competition-ready performance.

Built for Performance

The ZR Tactical Solutions +4 Magazine Extension increases magazine capacity from the standard configuration to 19 rounds (where legally permitted) while maintaining reliable feeding through the included extra power magazine spring. Whether you're competing, training, or customizing your firearm, this extension provides a premium upgrade for serious shooters.

Premium Billet Aluminum Construction

Machined from high-quality billet aluminum, the extension is built to withstand hard use while minimizing added weight. A durable anodized finish provides excellent corrosion resistance and a professional appearance.

• Precision billet aluminum construction
• Hard anodized finish for long-lasting durability
• Includes extra power magazine spring
• Secured using a single ZR Tactical Solutions Bolt Catch Pin
• Competition-ready design

Competition Ready

The extension is designed to fit within the USPSA magazine gauge, making it an excellent choice for competitive shooters looking to maximize capacity while remaining within equipment requirements.

Key Features

• Adds +4 rounds to compatible steel Mec-Gar magazines
• Designed for Staccato HD, Glock 19, and Glock 19 magazine-compatible firearms
• Compatible only with steel Mec-Gar magazines
• Not compatible with polymer magazines
• Billet aluminum construction
• Durable anodized finish
• Includes extra power magazine spring
• Retained with a ZR Tactical Solutions Bolt Catch Pin
• Fits USPSA magazine gauge

Specifications

• Manufacturer: ZR Tactical Solutions
• SKU: HD4
• Material: Billet Aluminum
• Finish: Anodized
• Capacity Increase: +4 Rounds
• Magazine Capacity: Up to 19 Rounds (where legally permitted)
• Magazine Retention: ZRTS Bolt Catch Pin
• Magazine Spring: Extra Power Spring Included

Compatible With

• Staccato HD
• Glock 19
• Firearms that utilize Glock 19 pattern magazines
• Steel Mec-Gar Glock 19 magazines only

Not Compatible With

• Polymer magazines
• OEM Glock polymer magazines
• Any non-steel Mec-Gar magazine

Important Notes

• Requires steel Mec-Gar magazines. This extension will not fit polymer magazines.
• Magazine capacity may be restricted by state or local law. Verify compliance before purchasing or installing.
• Due to manufacturing tolerances between firearms and magazines, some pistols may initially exhibit a tight magazine fit. Additional break-in or minor fitting may be required.
• Professional installation is recommended if modification becomes necessary.

Why Choose the ZR Tactical Solutions +4 Magazine Extension?

If you're looking for a premium capacity upgrade for your Staccato HD or Glock 19 platform using steel Mec-Gar magazines, the ZR Tactical Solutions +4 Magazine Extension delivers precision machining, competition-ready performance, reliable feeding, and durable construction trusted by serious shooters.

Frequently Asked Questions

Will this fit OEM Glock magazines?

No. This extension is designed exclusively for steel Mec-Gar Glock 19 pattern magazines and is not compatible with OEM Glock polymer magazines.

Does this fit the Staccato HD?

Yes. It is specifically designed for use with the Staccato HD using compatible steel Mec-Gar magazines.

How many rounds does it add?

The extension increases magazine capacity by four rounds, resulting in up to 19 rounds depending on the magazine configuration and applicable laws.

Is the magazine spring included?

Yes. An extra power magazine spring is included for reliable feeding.

Will it fit USPSA competition requirements?

Yes. The extension is designed to fit within the USPSA magazine gauge.

Why might my magazine fit tightly?

Variations in firearm and magazine tolerances may cause a tighter initial fit. Many setups loosen during normal use, while others may require minor fitting.

Can this be used on other Glock-compatible firearms?

Yes, provided the firearm uses compatible steel Mec-Gar Glock 19 pattern magazines.