Welcome to Polymer-80.net
Your Trusted Source for Polymer 80 Firearms & Kits

At Polymer-80.net, we specialize in high-quality Polymer 80 frames, kits, and components designed for enthusiasts, professionals, and first-time builders. With over a decade of hands-on experience in the firearm parts industry, we are proud to be a go-to destination for all things related to 80 percent lower polymer builds.

Expertly Curated Polymer 80 Glock Kits

Explore our extensive selection, including top-selling models like the Polymer 80 Glock 19, Polymer 80 Glock 17 V2, and Polymer 80 Glock full-size and compact builds. Whether you’re assembling your first Polymer 80 pistol or you’re a seasoned builder, we provide everything you need—from frames to slides to parts kits.

We Offer the Full Range of 80% Polymer Lowers

Our inventory includes:

• Polymer 80% Lower
• 80 Percent Lower Polymer
• 80 Lower Polymer
• 80 Percent Polymer Lower
• Polymer 80 Completion Kit

Every product is selected for quality and performance, ensuring reliability and compatibility with Glock® platforms.

Guides, Resources & Support for Your Build

New to building a Polymer 80 pistol? No problem. At polymer-80.net, we don’t just sell the parts — we provide the expertise. Our in-house experts regularly publish guides, how-to videos, and legal updates to help you confidently complete your build, including proper use of your jig, drill bits, and frame components.

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80% Lower (Fire/Safe Marked) w/ Mil-Spec AR15 Lower Parts Kit, Magpul® MOE® Grip & MOE® Trigger Guard

$134.99
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Forged Fire/Safe Marked 80% Lower Assembly

$129.99
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AR-9 80% Lower Assembly – Fire/Safe Marked

$264.99
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Premium 80% Lower Fire/Safe Marked Billet w/ Mil-Spec AR15 Lower Parts Kit and Magpul® MOE® Grip

$139.99
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80% Lower Fire/Safe Marked – Anodized Black

$54.99
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Polymer80 RL556V3 – RHINO 80% AR15 Lower Receiver ONLY

$64.99
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Premium 80% Lower Fire/Safe Marked – Billet

$69.99
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80% Lower (Fire/Safe Marked) w/ Mil-Spec AR15 Lower Parts Kit, Magpul® MOE® Grip & MOE® Trigger Guard

$134.99
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Glock® 26 Compatible Slide w/ Front & Rear Serrations

$184.99
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45 ACP / 5" Government Tactical / Anodized Black Frame

$179.99
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.308 80% Lower – Billet Raw

$79.99
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Juggernaut Tactical – AR-10 80% Lower Universal Jig

$139.99
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Glock® 43 Compatible Lower Parts Kit

$59.99
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AmeriGlo 4XL Sight – Glock® Compatible

$79.99
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Frequently Asked Questions – Polymer 80

How to serialize a Polymer 80?
To serialize a Polymer 80 frame purchased from polymer-80.net, apply through the ATF or your state. Engrave the number to ATF standards. Always follow legal guidelines.
Do Glock magazines work in a Polymer 80 frame?
Yes, frames from polymer-80.net are designed to be compatible with OEM Glock magazines. For example, the PF940C frame fits Glock 19 mags.
Can you conceal carry a Polymer 80?
In many states, yes. Your Polymer 80 must be serialized and legally built. Always confirm local laws before carrying.
Is Polymer 80 legal?
Kits from polymer-80.net are legal in most U.S. states, but laws vary. Some areas restrict or require serialization. Check local and federal rules.
What is a good price for a Polymer 80?
At polymer-80.net, basic frames range from $100–$160. Full kits can cost between $400 and $700 depending on included parts.
How to build a Polymer 80 Glock?
Drill and mill the frame using the provided jig, install the parts kit, and attach a compatible slide. All kits and guides are available at polymer-80.net.
How to make a mold to make Glock Polymer 80?
Making your own mold requires advanced tools and may be illegal. polymer-80.net recommends using authorized kits for legal and safe builds.
How to sell a completed Polymer 80?
To sell a Polymer 80 pistol, it must be serialized and comply with ATF regulations. In some states, an FFL may be required. Always consult legal authorities.
How to finish a Polymer 80 Glock?
Finishing includes drilling, milling, and parts assembly. Follow the guide provided by polymer-80.net for the correct build process.
Can I carry a Polymer 80?
In most states, yes—if the firearm is legally built and serialized. Be sure to check local laws before carrying.
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