CMMG AR15 Castle Nut – Rock-Solid Buffer Tube Lock for

## CMMG AR15 BUFFER TUBE CASTLE NUT

Lock it down with confidence 🔧. The **CMMG AR15 Buffer Tube Castle Nut** is a must-have component for any serious rifle build or upgrade. Whether you're tightening up a wobbly stock or assembling a duty-ready AR15, this castle nut delivers rock-solid retention and long-term durability.

✅ **Precision Machined** – Made from high-quality steel and engineered to MIL-SPEC standards, ensuring a tight, secure fit on your receiver extension.

✅ **Ideal for Builds & Repairs** – Whether you're putting together your first AR15 or replacing worn-out parts, this castle nut is a perfect match for CMMG buffer tubes and compatible setups.

✅ **Durable Finish** – Corrosion-resistant coating means it stands up to the elements, range time, and the occasional garage mishap.

Don’t skimp on the small stuff—especially when it keeps your rifle operating smoothly and safely. This castle nut mates perfectly with standard end plates and holds firm under recoil, hard use, and high round counts. 🔒

Perfect for:

- Tactical dads assembling a reliable home-defense setup  
- Weekend range warriors upgrading their kit  
- Anyone who values quality components in their AR builds  

🛠️ Easy to install with an armorer's wrench—no guesswork, just a secure hold you can trust.

Upgrade your rifle the right way. Add the **CMMG AR15 Buffer Tube Castle Nut** to your build list today and lock in performance that lasts. 💪