Description
Spike’s Tactical’s AR-15 Lower Parts Kits are made out of high-quality parts with precision machinework and expert quality control to ensure reliable functionality as soon as they’re installed. This LPK does not include a fire control group, and is designed for a drop-in trigger unit.
What’s Included:
- Upgraded pistol grip
- Upgraded trigger, hammer pins
- Front takedown pin w/ detent
- Rear pivot pin w/ detent
- Billet trigger guard
- Ambidextruous safety
- Magazine catch assembly
- Bolt catch assembly
- Buffer retainer w/ spring
Installation Instructions
Installing the lower parts kit in your receiver is easy! Just follow our detailed, step-by-step instructions, complete with tools, pictures, and video.
How to Install The AR-15 Lower Parts Kit
Finishing your AR-15 Lower
In addition to this lower parts kit (and a drop-in trigger), you’ll a Buffer Tube Kit. This includes the components necessary for the lower receiver to work with your chosen upper receiver assembly.
To complete your custom AR-15 build quickly and easily, check out our barreled upper assemblies. They include high-quality barrels, handguards, mil-spec bolt carrier groups, and charging handles.
Buy a Barreled Upper Assembly here.
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.
- Brand:
- Spike’s Tactical
- 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 Spike's Tactical - AR-15 Lower Parts Kit Without Trigger right for me?
- Our Spike's Tactical - AR-15 Lower Parts Kit Without Trigger is ideal if you’re shopping for: Spike's Tactical - AR-15 Lower Parts Kit Without Trigger, ar parts, AR Parts. 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 Spike's Tactical - AR-15 Lower Parts Kit Without Trigger suitable for me?
- Our Spike's Tactical - AR-15 Lower Parts Kit Without Trigger is popular among Michigan customers for personal defense and sport shooting.





