AR-15 Castle Nut Wrench

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New
Minimum Purchase:
1 unit
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Calculated at Checkout
  • AR-15 Castle Nut Wrench
  • AR-15 Castle Nut Wrench
MSRP: $14.99
$8.06
— You save $6.93
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Description

AR-15 Castle Nut Wrench

 

 

 

When it comes to reliable firearm maintenance, the A1Armory AR-15 Castle Nut Wrench is an essential tool for any builder, armorer, or enthusiast. Designed for tightening or removing castle nuts on AR-style rifles, this steel wrench delivers rugged performance, precise fitment, and long-lasting durability.


Built from Durable Steel for Maximum Strength

Crafted from high-strength steel, this wrench is made to:

  • ✅ Withstand repeated use without bending or warping

  • ✅ Provide long-term reliability in demanding workshop conditions

  • ✅ Deliver secure engagement with castle nuts without slipping

Its black finish adds corrosion resistance and a professional appearance.


Optimized for AR Platform Maintenance

The A1Armory Castle Nut Wrench is designed specifically for:

  • ✅ AR-15 platforms

  • ✅ Compatible with .223 Remington, 5.56 NATO, and .308 Winchester rifles

  • ✅ Ideal for buffer tube installation, removal, and maintenance

Whether you're building from scratch or making upgrades, this tool is a must-have.


Lightweight and Compact for Easy Handling

Weighing just 1.4 oz and measuring 5.65 inches, this tool is:

  • ✅ Easy to carry in your range bag or toolkit

  • ✅ Simple to store without taking up space

  • ✅ Compact yet powerful enough for high-torque tasks

Perfect for field use, home gunsmithing, or professional armorer work.


Safe & Reliable Firearm Modifications

This wrench ensures secure torque and safety when working on your firearm:

  • ✅ Prevents damage to your buffer tube assembly

  • ✅ Offers proper leverage for safe, consistent tightening

  • ✅ Trusted by builders and shooters who demand precision


Key Specifications:

  • Manufacturer: A1Armory

  • Material: Heavy-duty steel

  • Finish: Black

  • Compatible Platforms: AR-15, AR-10 (.223/5.56/.308)

  • Weight: 1.4 oz

  • Length: 5.65 in

  • Gun Type: Rifle

  • Cartridges: 5.56 NATO, .308 Win, .223 Rem

 


Keep your AR platform secure and mission-ready. Add the AR-15 Castle Nut Wrench by A1Armory to your toolkit today and experience the quality trusted by firearm professionals across the country.


Add to Cart Now — Maintain your rifle with confidence and precision!

 

 

 

 

 

 

 

                                                 

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