Midwest Industries Upper Receiver Rod & Barrel Extension Wrench for AR15/M4
The ultimate tool for barrel nut installs or removal without damaging your receiver.
For use with AR15/M4 upper receivers, will not work with AR10s.
Features:
- Designed for muzzle device installs and will not damage index pin
- Can be used to install forward assist/port door cover
- Compatible with forged and billet upper receivers
- Machined from 4140 Ordnance grade steel
- Durable Black Oxide finished for years of use
- Will not mar or damage exterior of upper receiver
- Receiver mounted sights can be left installed
- Can be installed horizontally or vertically in bench vise
- Works with any standard M4/M16 barrel extension
- 100% Made in USA
Compatibility Notice
Not compatible with 9mm and rimfire barrels
Not Compatible with AR10s
Not Compatible with Sig MCX / MCX Virtus / MCX Rattler




Jason W. (verified owner) –
Excellent quality product for working on upper receivers. Durable and does what it is intended to. The Sweatshop Gang delivered great customer service as always.
Steven (verified owner) –
Excellent product! I am a beginner. Now I can build with confidence!
Bryson G. (verified owner) –
High quality tool, just pretty to look at.
Pavel K. (verified owner) –
Very solid tool for working or your uppers
Incredible customer service as always !!
Asa H. (verified owner) –
Great tool for the job! But really I came here to give rooftop defense 5 stars you guys are great to work with my order was set up fast and the fact that I live in Kommyfornia and I ordered this at the time of the new bs laws communications was on point and got it done. Thanks again sir