Overview of the Midwest Industries Professional Armorer’s Wrench | MI-ARAW
The Midwest Industries Professional Armorer’s Wrench MI-ARAW is a heavy-duty, all-in-one tool built for serious AR platform work. It supports both 5.56 and 7.62 rifles and consolidates the most common armorer tasks into one rugged wrench. You use it to install barrel nuts, tighten castle nuts, and service muzzle devices without switching tools.
The images show a solid, matte black steel wrench with precision-machined engagement surfaces and clearly engraved torque specifications on the handle. The Midwest Industries logo is molded into the body, confirming authentic manufacture. Multiple cutouts support GI-style, encapsulated, and pin-style barrel nuts. A curved 3/4 inch wrench end is designed for A2 flash hiders and suppressor mounts with thin flats.
This wrench is constructed from 4140 heat-treated steel and made 100 percent in the USA. Two 1/2 inch drive ports allow accurate torque wrench use, helping you meet proper installation specs. A small hammer head and integrated bottle opener add practical bench and range utility.
The MI-ARAW delivers strength, precision, and confidence for professional rifle assembly and maintenance.
Key Features
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Material: 4140 heat-treated steel for long-term durability.
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Finish: Matte black with engraved torque reference text.
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Torque Reference Markings: Barrel nut torque 30 to 80 ft/lb, castle nut torque 40 ft/lb, flash hider torque 20 ft/lb.
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Torque Wrench Support: Two 1/2 inch drive ports for proper torque application.
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Barrel Nut Compatibility: Works with encapsulated, pin-style, and GI-style barrel nuts.
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MI Free Float Support: Drive end fits CRM, SLH, CRT, CRLW, ULW, G3M, G4M, and SP Series barrel nuts.
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Muzzle Device Wrench: 3/4 inch wrench fits A2 muzzle devices and many suppressor mounts with thin flats.
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Castle Nut Driver: Three-notch engagement for secure installation.
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Additional Tools: Integrated small hammer head and combat bottle opener.
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Country of Origin: Made 100 percent in the USA.
Compatibility
The MI-ARAW is designed for AR platform rifles chambered in 5.56 and 7.62. It supports Midwest Industries free-float handguards and most standard AR barrel nuts and muzzle devices.
It is not intended for non-AR platforms or oversized proprietary muzzle devices that require specialized tools.
Intended Users
This wrench is designed for professional armorers, gunsmiths, law enforcement agencies, and experienced civilian builders. You use it for rifle assembly, handguard installation, muzzle device changes, and routine maintenance.
It also suits training environments where repeatable, specification-based work is required.
What’s Included
Torque wrench not included.
Frequently Asked Questions about the Midwest Industries Professional Armorer’s Wrench
Question 1
What rifle calibers does this wrench support?
The wrench is designed for AR platform rifles chambered in 5.56 and 7.62.
Question 2
Does this wrench work with Midwest Industries free float handguards?
Yes. The drive end fits all MI free float barrel nuts, including CRM, SLH, CRT, CRLW, ULW, G3M, G4M, and SP Series.
Question 3
Can I use a torque wrench with this tool?
Yes. The wrench includes two 1/2 inch drive ports for proper torque wrench use.
Question 4
What torque specs are printed on the wrench handle?
The handle lists barrel nut torque of 30 to 80 ft/lb, castle nut torque of 40 ft/lb, and flash hider torque of 20 ft/lb.
Question 5
Where is the MI-ARAW manufactured?
The wrench is made 100 percent in the USA.
Why Buy from WCUniforms
WCUniforms is owned by a former law enforcement officer and EMT, with USMC and USCG veteran ownership. We sell equipment we have used in the field. Most in-stock orders ship the same day, with a goal of shipping within 48 business hours. You receive hassle-free 30-day returns on eligible items, plus SMS and email tracking updates. Real people answer instant chat during business hours, and phone support is available at 855-452-4440.
MPN: MI-ARAW
UPC: 812102033271
