Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Government Export Restriction Government Export Restriction
Questions & Answers
Is this compatible with M5 Enhanced Upper? I've seen pictures of it working on M4E1 Enhanced Upper. Manufacturer Answer

M5 Barrel Nut is designed to be installed with a Mil-Spec barrel nut wrench.

by Aero Precision USA, Manufacturer, February 16, 2022
will this work for a Sig 5.56 nato barrel nut Expert Answer

No it will not.

by Todd, Gear Expert, September 18, 2021
Customer Reviews
Helpful Positive Review The only tool for installing the barrel nut on the Aero Enhanced Upper Receiver by Para Bellum Arms, November 20, 2023
It does exactly what it is supposed to do. I'm not sure what some of the other reviewers are trying to do with it. The teeth fit into the Aero Enhanced barrel nut (not the Aero Precision B.A.R., which uses a standard free-float wrench). It has a 1...
Read More...
3/3 found this helpful
Helpful Positive Review AR15 M4E1 Enhanced Upper Receiver Barrel nut by D777ac, January 24, 2021
This is only for the AR15 M4E1 enhanced upper from Aero Precision. It is not noted on the web page at all and made it hard for me to find when I was looking as well as it seems to have had a few people purchase it for other barrel nuts. The tool it’s...
Read More...
6/6 found this helpful
Helpful Negative Review M4E1 AR15 Barrel Nut Wrench by Recent Buyer, Verified Owner, October 19, 2020
Cannot use on its own with the Aero Precision BAR barrel nut even though it is from the same company. This is due to the nut wrench not having any points to leverage on the barrel nut. This tool will require experimentation to identify what you can u...
Read More...
3/14 found this helpful
Most Recent Reviews A Must have by Ghozt, Verified Owner, November 17, 2024
A great product a must have for your build or an upgrade
Most Recent Reviews great tool by Ghozt, Verified Owner, November 17, 2024
A must have tool for your tool bin if & when I need another one I know where it is
Most Recent Reviews Needs to be twice as thick by O. V., Verified Owner, October 1, 2024
All smirks aside, this attachment would be 5 stars if it was twice as thick. There is too much play when you snap it on a pretty standard 1/2 inch torque wrench. The play can cause you to misalign the teeth and tear up your barrel nut enough to where...
Read More...
Read All 7 Reviews
Condition: New Color: Black Quantity: 1 Weight: 1.28 oz

Code: 29D-DLR-M4E1BNW-APRH100394C

MPN: APRH100394C

UPC: 840014606412

List: $10.00
$9.99

Buy Together and Save

Receive $0.20 OP Bucks

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Aero Precision M4E1 Barrel Nut Wrench

Spare M4E1 Barrel Nut Wrench for use with the Aero Precision M4E1 Upper Receiver Barrel Nut.image

WARNING: California`s Proposition 65

Specifications for Aero Precision M4E1 Barrel Nut Wrench:

Manufacturer: Aero Precision
Condition: New
Color: Black
Quantity: 1
Weight: 1.28 oz
Country of Origin: USA

Package Contents:

  • Aero Precision M4E1 Barrel Nut Wrench

Aero Precision M4E1 Barrel Nut Wrench Orderable Models

List of Orderable Models

Aero Precision M4E1 Barrel Nut Wrench, Black, APRH100394C , MPN: APRH100394C , UPC: 840014606412 , Code: 29D-DLR-M4E1BNW-APRH100394C

Aero Precision M4E1 Barrel Nut Wrench Unavailable & Discontinued Models

List of Unorderable Models

USED Aero Precision M4E1 Barrel Nut Wrench, Black, APRH100394C, EDEMO3, Used, Condition Like New , MPN: APRH100394C-EDEMO3 , Code: 29D-DLR-M4E1BNW-APRH100394C-EDEMO3
Compare (0)