Description
Our Premium Billet 80% Lower has been redesigned with easier assembly in mind. This receiver has been enhanced with a threaded bolt catch release hole, as well as a threaded rear takedown detent hole. No more roll pins and loose springs!
These enhancements allow for a quicker, simpler install of your lower parts kit with fewer tools required. The Premium Billet 80% Lower comes with the needed screws and hex key for installing the threaded fittings.
80% Lower Specifications
- Compatibility: 5.56/.223, 300 BLK, 6.5 Grendel
- Construction: Billet 6061-T6 Aluminum
- Finish: Raw Aluminum
- Color: None
- Fitment: 100% Mil-Spec
- Fire/Safe Engraving: Yes
- Features: Broached Magwell, threaded bolt catch and rear takedown detent holes, integrated heavy-duty trigger guard
- 100% Made in the USA
Assembling Your 80% Lower
Once your lower is fabricated, it’s time to assemble it. You’ll need the following components:
Need Help Building? Read Our Guides
Follow our step-by-step picture guide to install your lower parts kit and buffer.
Not sure which parts to pick? Read our Ultimate Guide on How to Build an AR-15.
New to building custom guns? Read our FAQ: What Is An 80% Lower?
WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information go to: www.P65Warnings.ca.gov
Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc…) with restrictions against certain parts and/or accessories or “assault weapons” (i.e. states with high-capacity magazine restrictions, manufacturing of semi-automatic weapons, etc..). It is your responsibility to be aware of your local firearms laws before purchasing from our website or machining a firearm. We try our best to keep our shipping page current, but laws change daily.
80-Lower.com only ships within the United States. Federal legislation dictates we cannot ship our products internationally.
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- Finish:
- Raw
- Material:
- Billet 6061-T6 Aluminum
- Caliber:
- .300 AAC Blackout
- Caliber:
- .223 Wylde
- Caliber:
- 5.56
- Platform:
- AR15
- stamped_io_product_reviews_new:
- a:8:{s:6:”widget”;s:28961:”
- Finish:
- Raw
- Material:
- Billet 6061-T6 Aluminum
- Caliber:
- .300 AAC Blackout
- Caliber:
- .223 Wylde
- Caliber:
- 5.56
- Platform:
- AR15
Frequently Asked Questions
- How fast is shipping?
- Orders ship within 3 business days to your selected Michigan FFL dealer with full tracking info.
- Where can I pick up my firearm?
- Pickups are at licensed FFL dealers in Michigan. Use terms like “gun shop near me in Michigan” or “FFL dealer in Michigan” to locate one.
- Do I need a permit or license?
- For handguns, residents must obtain a License to Purchase (unless they already hold a CPL). Long guns from FFL dealers require no additional permits—per Michigan law.
- Can I carry this concealed or openly?
- Michigan is a “shall-issue” state for concealed carry at age 21+. Open carry is allowed without a permit, except in vehicles or specified locations :contentReference[oaicite:20]{index=20}.
- Is this Premium 80% Lower Fire/Safe Marked - Billet Raw right for me?
- Our Premium 80% Lower Fire/Safe Marked - Billet Raw is ideal if you’re shopping for: Premium 80% Lower Fire/Safe Marked - Billet Raw, 80 Lower. Great options for both beginners and experienced owners.
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Frequently Asked Questions
- How fast will my order ship?
- We ship all orders within 1-3 business days to your licensed Michigan FFL dealer. Tracking info will be emailed.
- What is your return policy?
- Non-firearm items can be returned within 14 days unused. Firearms sales are final after FFL transfer. See full return policy.
- Is the Premium 80% Lower Fire/Safe Marked - Billet Raw suitable for me?
- Our Premium 80% Lower Fire/Safe Marked - Billet Raw is popular among Michigan customers for personal defense and sport shooting.
