FMK Firearms AR1 Extreme AR-15 Poly Lower Features:
The FMK Firearms AR1 lower receiver is a multi-caliber, AR15 Lower Receiver, manufactured in the USA of a high impact proprietary composite polymer. This state of the art polymer provides superior strength, unmatched durability and is extremely lightweight at only 4.3oz compared to competing polymer lowers. The AR1 eXtreme is by far the strongest composite polymer lower on the market today. The key to any AR build is the foundation and on an AR15, that is the lower receiver. This lower is compatible with most current AR15 lower parts kits, grips and stocks, and accepts mil-spec upper receivers up to .50 Beowulf.
FMK AR1 Lower Specifications:
- Brand: FMK Firearms
- Category: Stripped Lowers
- Caliber: Multi-Caliber
- Model: AR1 Extreme
- Series: Lower Receiver
- Type: Lower Receiver
- Finish: Black
- Material: Polymer
- Gun Model: AR-15
- Gun Type: AR Platform
- Trigger: None
- LPK: None
| Condition | New in Box |
|---|---|
| Finish Per Color | Black |
| Manufacturer | FMK Firearms |
| Manufacturer Part Number | GAR1P |
| Model | AR1 Extreme |
| Type | Lowers |
| UPC | 850979004338 |
Frequently Asked Questions About This Product
Why buy FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: Lowers, RIFLES.
What tags or features does this product have?
Key features and tags for this product include: Lowers, RIFLES.
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.
FFL Transfer & Firearms Laws for FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower
All firearms, including the FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
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