Armaspec Self-Retention Caste Nut
Redefine stability and simplicity in your AR build.
Self-Retention Thread Design – Armaspec’s innovative self-retention castle nut utilizes patented thread locking technology, the unique thread delivers improved security by locking in place without the need for staking or thread locker.
Effortless Installation – Designed for quick and easy installation, saving you time without compromising performance.
Ultra-Lightweight & Durable – Made from premium-grade 7075 aluminum for exceptional strength, durability, and reduced weight — perfect for high-performance light weight builds.
Whether you're upgrading or starting fresh, the Armaspec Self-Retention Castle Nut gives you unmatched retention, rugged construction, in a light weight package.
Features:
Self-Retention Thread Design
Patented thread-locking technology eliminates the need for staking or thread locker.
Secure Fit
Locks firmly in place for enhanced retention and long-term reliability.
Tool-Free Installation
Designed for quick and easy installation—no special tools or extra steps needed.
Ultra-Lightweight
Constructed from 7075-T6 aluminum for superior strength-to-weight ratio.
Rugged Durability
Built to withstand harsh use and high round counts without compromise.
Corrosion-Resistant Finish
Hardcoat anodized for added protection and longevity.
Mil-Spec Compatibility
Fits standard AR-15/M4 buffer tubes and end plates.
| Coming Soon | No |
|---|
FREE SHIPPING
Free shipping on all orders over $99.
LIFETIME WARRANTY
Guaranteed for life
Made in the U.S.A.
Proudly made in America
