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Q&A for Aero Precision M4E1 Lower Parts Kit w/Magpul MOE — 13 Questions & 12 Answers

Name Aero Precision M4E1 Lower Parts Kit w/Magpul MOE (4.4)
$99.00 $88.99 Save 10%
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Q
dee, member, from OR, United States, asked on October 21, 2022

Can this be used on any lower for a build or does it have to be used with AP lower only?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on October 26, 2022

The Aero Precision M4E1 Lower Parts Kit w/Magpul MOE includes the components needed to assemble an Aero Precision M4E1 Lower Receiver or similar mil-spec lower receiver.

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Q
Jack, member, from NC, United States, asked on April 13, 2022

is this a single or 2 stage trigger?

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on April 25, 2022

The Aero Precision M4E1 Lower Parts Kit w/Magpul MOE trigger is a single stage Mil-Spec trigger.

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A
Answered by Nick B., Gear Expert, from IL, United States, on June 18, 2021

Please confirm your state and local laws/ordinances for this information.

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A
Answered by Nick B., Gear Expert, from IL, United States, on June 18, 2021

A trigger guard is not included with this kit.

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Answered by Nick B., Gear Expert, from IL, United States, on June 18, 2021

This kit includes the Magpul MOE grip, it does not come with the MOE SL grip.

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Q
DonaldBiden, member, from GA, United States, asked on January 25, 2021

This kit will work on building any 80% polymer lower?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on February 02, 2021

Yes, these are compatible with in spec lower receivers.

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Q
Gino, member, from FL, United States, asked on November 06, 2020

What degree is this saftey? 45 or 90?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on February 02, 2021

It includes a standard 90 degree safety.

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Q
BlkBig, guest, from PA, United States, asked on October 27, 2020

Am I able to use this with a PSA lower?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on February 02, 2021

Yes, these are compatible with in spec lower receivers.

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A
Answered by Ben, Gear Expert, from UT, United States, on February 02, 2021

Yes, these are compatible with in spec lower receivers.

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Q
Andy, member, from RI, United States, asked on April 22, 2020

I have a gen 2 lower will this work if I already have trigger guard?

Manufacturer Answer
A
Answered by Aero Precision USA, Manufacturer from WA, United States, on January 20, 2021

Correct, this will include everything you need.

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Last updated 2025-11-12 UTC.