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!