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The Geisler Defence 19x, dubbed the “Polymer 80 Killer,” is a top choice for Glock 19x enthusiasts building their own 80% pistol frame. This innovative frame combines the accuracy of a Glock 17-style grip with the concealability of a Glock 19 slide, offering unmatched versatility for DIY firearm builders.
Alert: GEN 2 Models ONLY (Updated & Improved)
What’s Included in the Geisler Defence 19x 80% Frame Kit
- Jig, Drill Bits, Locking Block, and Rear Rails – All essentials for completing your build.
- Geisler OEM Gen 2 – The latest, most reliable iteration.
- Compatible with Glock 19 Slides & Lower Parts Kits – Ideal for custom Glock 19x builds.
- Chambered in 9mm – Matches Glock 19x standards.
- Glock 17 Grip Size & Magazine Compatibility – Full-size comfort and capacity.
- Improved Trigger Guard – Enhanced ergonomics.
- Compatible with Glock GEN 1-3 OEM or Aftermarket Parts – Endless customization options.
- Superior Grip Style – Outperforms Polymer 80 and PF940C designs.
Note: Due to the sensitive nature of 80% frames, all sales of the Geisler Defence 19x are final and non-returnable.
Geisler Compatible Slides, Parts & Mags
| Compatible Slide Kits | Compatible Lower Parts | Compatible Mags | |
|---|---|---|---|
| Compatible | All G19 or G23 Gen 3 Slide Kits | All G19 Lower Parts Kits | All 17 Round and Above Magazines |
| Suggested | Iditarod G19 slide kit | Husky Armory G19 LPK | Magpul 17rd G17 Mag |
80% FRAME SHIPPING RESTRICTIONS
| California | Colorado | Connecticut | Delaware |
| Hawaii | Illinois | Maryland | Nebraska |
| New Jersey | New York | Pennsylvania | Rhode Island |
| Washington |
* 10% Restocking Fee will be deducted from refunds for orders placed from these locations.
DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible w/ GLOCK pistols
Video: Geisler Defence 19x Build Tutorial
Why Choose the Geisler Defence 19x 80% Frame?
The Geisler Defence 19x 80% Frame is crafted from high-strength polymer, delivering a lightweight yet durable foundation for your custom Glock-style pistol. Compatible with Glock 19x Gen 3 parts, this frame offers builders the flexibility to create a firearm tailored to their needs. Whether you’re new to 80% builds or a seasoned pro, this frame sets the standard for quality and performance.
Geisler Defence 19x Color Options
Personalize your build with a variety of colors: Black, FDE, Grey, OD Green, Red, Blue, Clear, White, and Pink.
Key Advantages of the Geisler Defence 19x Frame
What makes the Geisler Defence 19x stand out among 80% frames?
- Hybrid Design: Merges Glock 17 frame accuracy with Glock 19 slide concealability.
- Enhanced Grip Texture: Superior traction for better control in any condition.
- Front Rail: Mount lights, lasers, or other accessories with ease.
- Upgraded Trigger Guard: Improved comfort and handling.
- Wide Parts Compatibility: Works with Glock GEN 1-3 OEM and aftermarket components.
Geisler 19x Lower Parts Kit Installation Video
Ready to assemble your Geisler-compatible Lower Parts Kit? Watch our step-by-step video guide:
Frequently Asked Questions (FAQ)
Is the Geisler Defence 19x frame legal?
Yes, 80% frames are legal in most U.S. states, but always verify your local laws before purchasing or assembling.
What tools are required to complete the Geisler 19x frame?
You’ll need a drill, files, and sandpaper. The included jig and drill bits simplify the process.
Does this frame work with Glock 19x slides?
Absolutely, it’s designed for seamless compatibility with Glock 19 Gen 3 slides and parts.
Geisler Defence 19x vs. Polymer 80 G19
When choosing an 80% frame for your Glock 19x build, the Geisler Defence 19x and Polymer 80 PF940C are two top contenders. Here’s how they stack up:
| Feature | Geisler Defence 19x | Polymer 80 PF940C |
|---|---|---|
| Grip Texture | Enhanced for superior control | Standard texture |
| Trigger Guard | Upgraded for ergonomics | Basic design |
| Assembly Ease | Simplified jig process | Slightly more complex |
| Material Quality | High-strength polymer | Durable but less refined |
| Color Options | 9 vibrant choices | Limited variety |
| Accessory Rail | Included for lights/lasers | Included but less robust |
Why Choose Geisler? Builders love the Geisler 19x for its improved grip, easier assembly, and premium feel—making it a step above the competition.
Tips for First-Time Geisler Defence 19x Builders
Building your first 80% frame can feel daunting, but the Geisler Defence 19x makes it approachable. Here are some pro tips to get started:
- Gather the Right Tools: Beyond the included jig and bits, have a drill, vice, files, and sandpaper ready.
- Take Your Time Drilling: Precision is key—follow the jig’s guides slowly to avoid mistakes.
- Test Fit Parts: Before final assembly, dry-fit your Glock 19x slide and lower parts to ensure compatibility.
- Watch the Video Guide: Our step-by-step video (linked below) walks you through every stage.
- Stay Safe: Wear safety glasses and work in a well-ventilated area.
With these tips, you’ll be on your way to a custom Glock-style pistol in no time.
Customization Ideas for Your Geisler Defence 19x
Make your Geisler 19x truly yours with these customization options:
- Color Combos: Pair a Black frame with a cerakoted FDE slide for a tactical look, or go bold with a Red frame and White accents.
- Sights: Upgrade to night sights or fiber optics for better accuracy.
- Trigger Kits: Install an aftermarket trigger for a crisper pull—compatible with GEN 1-3 parts.
- Extended Controls: Add an extended slide release or mag catch for faster operation.
- Accessories: Mount a weapon light or laser on the front rail for home defense or range use.
Explore our Glock parts collection to bring your vision to life!
Perfect for Every Purpose: Geisler Defence 19x Use Cases
The Geisler Defence 19x adapts to your lifestyle:
- Concealed Carry: The Glock 19x slide length paired with a comfortable Glock 17 grip offers a balance of concealability and control.
- Range Shooting: Enhanced grip texture and accessory rail make it a standout for target practice or competition.
- Home Defense: Add a light or laser for quick target acquisition in low-light scenarios.
- DIY Projects: Ideal for hobbyists who love tinkering with custom builds.
No matter your goal, this frame delivers performance you can trust.
How to Maintain Your Geisler Defence 19x Frame
Keep your build in top shape with these simple steps:
- Clean Regularly: After range sessions, wipe down the frame with a cloth and mild solvent to remove debris.
- Check Components: Inspect the locking block and rails periodically for wear.
- Store Properly: Use a case or safe to protect your frame from dust and damage.
- Avoid Over-Tightening: When assembling, snugly fit parts without forcing them to preserve the polymer.
Proper care ensures your Geisler 19x stays reliable for years.
Get Your Geisler Defence 19x Now – Limited Stock!
Ready to build your dream Glock 19x? Order your Geisler Defence 19x 80% Frame today and enjoy:
- Free Shipping on orders over $200.
- Exclusive Bonus: Sign up for our newsletter at checkout for a chance to win a free lower parts kit (limited time offer).
Don’t wait—stock is moving fast! Add to Cart or browse our 80% frame collection for more options.
