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Gorilla Machining AR-15 Complete Lower Parts kit | 5.56,300,7.62x39 and 9mm
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  4. GM AR-15/ AR-9 80% LOWER RECEIVER FRAME

GM AR-15/ AR-9 80% LOWER RECEIVER FRAME


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Gorilla Machining - 80% Lower Receiver - Cerro Forging - Black
Gorilla Machining - 80% Lower Receiver - Cerro Forging - Black
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$44.99
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AR-15 80% Lower Receiver | Anchor Harvey | Raw Aluminum | Gorilla Machining
AR-15 80% Lower Receiver | Anchor Harvey | Raw Aluminum | Gorilla Machining
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Gorilla Machining - AR-15 80% Lower Receiver - Anchor Harvey - Fire and safe
Gorilla Machining - AR-15 80% Lower Receiver - Anchor Harvey - Fire and safe
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Gorilla Machining  80% Cerakote MAGPUL FDE Lower Receiver Frame | Fire and safe | SHIPS ALONE
Gorilla Machining 80% Cerakote MAGPUL FDE Lower Receiver Frame | Fire and safe | SHIPS ALONE
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$54.99
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Gorilla Machining  AR-15 - Stripped Upper and Stripped 80% Lower Receiver - Magpul FDE Combo Set
Gorilla Machining AR-15 - Stripped Upper and Stripped 80% Lower Receiver - Magpul FDE Combo Set
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Gorilla Machining  AR 15 - Stripped Upper and Stripped 80% Lower Receiver - OD Green Combo Set
Gorilla Machining AR 15 - Stripped Upper and Stripped 80% Lower Receiver - OD Green Combo Set
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AR-15 80% Lower Receiver | GLOCK 9MM | 7075 T6 Air Craft Raw Aluminum |Billet
AR-15 80% Lower Receiver | GLOCK 9MM | 7075 T6 Air Craft Raw Aluminum |Billet
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$79.99
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AR-15 80% Lower Receiver | Anchor Harvey  | PUNISHER Logo Dead and Undead | Anodized
AR-15 80% Lower Receiver | Anchor Harvey | PUNISHER Logo Dead and Undead | Anodized
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AR-15 80% GLOCK 9mm Receiver Set | Raw Aluminum | Anchor Harvey and T6 7075 Billet Lower
AR-15 80% GLOCK 9mm Receiver Set | Raw Aluminum | Anchor Harvey and T6 7075 Billet Lower
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 Gorilla Machining - AR-15 80% Lower - Mil-spec Buffer Tube Kit - Black
Gorilla Machining - AR-15 80% Lower - Mil-spec Buffer Tube Kit - Black
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Gorilla Machining AR-15 80% Black Lower Receiver Frame  - Lower Part kit
Gorilla Machining AR-15 80% Black Lower Receiver Frame - Lower Part kit
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$71.99
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UTG® Model 4/AR15 Receiver Wedge
UTG® Model 4/AR15 Receiver Wedge
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AR15 80% Lowers

When you shop at Gorilla Machining, you can expect high-quality products. We carry a series of parts and equipment for your assault rifle and Glock needs, including 80% 9mm lower receiver frames designed with heat-treated aluminum. These are manufactured to meet professional performance standards, which make them fully functional for their purpose. The upper and lower receivers we have are built to withstand continuous rugged use that way you are getting the most out of your receiver.

Fully customize your AR-15 for an experience you won't forget. Build them easier and quicker than ever before. Check out what is available in our collection and take advantage of the best pricing you will find anywhere. Shop with us and order premium, tough American-made supplies. We are glad to cater worldwide and nationwide, so don't hesitate to order at Gorilla Machining today. Go with our quality machining parts and more.

If you have questions about our products, we are here to provide excellent customer service for all. Reach us at our email or give us a call at (407)- 955- 3030. We look forward to talking with you and being of service so you can make an informed decision. We appreciate your time and business.


The Best AR15 80% Lowers

The 80% 9mm lower receiver is a popular choice for firearm enthusiasts who enjoy the process of building their own firearms. These lower receivers provide a foundation for custom-built 9mm pistols and carbines, offering flexibility and control over the final product. 

An 80% lower receiver is a partially completed firearm frame that requires additional machining to become a functional firearm. Because it is not fully finished, it is not classified as a firearm by federal law and can be purchased without a background check. However, completing the lower receiver involves drilling and milling to accommodate the trigger group, magazine well, and other components.

The primary difference between 80% and 100% lower receivers is the level of completion. A 100% lower receiver is fully finished and ready for assembly, while an 80% lower requires additional work. The 80% designation allows for greater flexibility and customization but requires tools, skills, and knowledge to complete.

80% 9mm lower receivers are designed with durability and functionality in mind. They are typically made from high-strength aluminum or polymer, providing a solid foundation for a reliable firearm. The design often includes features such as an integrated trigger guard, flared magwell, and compatibility with Glock-style magazines.

The most common materials for 80% lower receivers are 7075-T6 aluminum and reinforced polymer. Aluminum receivers are known for their strength and rigidity, making them ideal for heavy use and long-term durability. Polymer receivers offer a lightweight alternative and are often easier to machine.

80% 9mm lower receivers are compatible with a variety of upper receivers, allowing builders to create custom pistols or carbines. They are designed to work with 9mm upper receivers and components, providing a seamless fit and reliable performance.

Under federal law, 80% lower receivers are not classified as firearms and do not require a background check for purchase. However, once completed, they become fully functional firearms and must comply with all federal regulations, including serialization and registration if required.

State laws regarding 80% lower receivers vary widely. Some states have additional restrictions, such as mandatory serialization or outright bans on 80% lowers. Builders should research and understand their state and local laws to ensure compliance.

Building your own firearm from an 80% lower receiver can be more cost-effective than purchasing a pre-built firearm, especially when considering the potential for customization and upgrades.

Completing an 80% lower receiver is an educational experience that enhances your understanding of firearm mechanics and builds valuable gunsmithing skills. The ability to customize every aspect of your build allows you to create a firearm tailored to your specific preferences and needs, from aesthetics to performance.

Regularly clean and lubricate your firearm to ensure reliable operation. Disassemble the firearm periodically to inspect and maintain all components. Address common issues such as misfires or feeding problems by inspecting and adjusting components. Seek advice from online forums and communities if needed.

Select a 9mm upper receiver that is compatible with your lower receiver and suits your intended use, whether for self-defense, competition, or recreational shooting. Test your completed pistol at the range, making any necessary adjustments to improve performance and reliability.

THIS PRODUCT SHIPS SEPARATE AND CAN NOT BE COMBINED WITH ANY LOWER PARTS IF WE SEE ANY OTHER LOWER PARTS ADDED WE WILL CANCEL YOUR ORDER AND REFUND YOU !!!! NOTE WE DO NOT SHIP THIS PRODUCT TO WE DO NOT SHIP TO (DISTRICT OF COLUMBIA,  IL, RI, MD, DE, CT, DC, NJ, NY, PHL, Hi, WASHINGTON D.C.) BUYERS ARE RESPONSIBLE FOR KNOWING THERE STATE LAWS.

Due to the new ATF ruling we as a company are no longer allowed to "sell or otherwise make available a template, jig, instructions, tools, guides, or marketing materials to allow the buyer to readily complete, assemble, restore, or otherwise convert the unfinished receiver to a receiver.” 


DUE TO PRIVATE SHIPPING COMPANY POLICIES ALL UNFINISHED RECEIVERS WILL SHIP VIA USPS.
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