Description

AR-15 White Mil Spec Castle Nut

Give your rifle a clean, customized touch with the AR-15 White Mil-Spec Castle Nut. Built for performance and durability, this castle nut is precision-machined from rugged tool steel and finished in a bold Cerakote white coating for enhanced corrosion resistance and standout aesthetics. Whether you're building a new lower or upgrading your setup, this component is a dependable choice for securing your buffer tube with confidence.

✅ Key Features:

✅ Constructed from 4140 Tool Steel

Heat-treated for superior strength and longevity
Withstands high torque and repeated use under stress

✅ Mil-Spec Compatible

Fits all standard AR-15 carbine buffer tubes
Works with both Mil-Spec and commercial receiver extensions

✅ Cerakote White Finish

Durable ceramic-based coating resists wear, chemicals, and corrosion
Adds a clean, custom look to any AR build

✅ Secure Buffer Tube Installation

Designed to lock down your buffer tube and endplate with precision
Essential for maintaining receiver extension stability during firing

✅ Drop-In Ready

Easy to install with standard armorer’s tools
Ideal for DIY builders or professional gunsmiths

This White Mil-Spec Castle Nut is the perfect blend of function and style—offering the reliability you expect from hardened steel with a bright, attention-grabbing finish. Pair it with matching Cerakote parts for a complete custom build!

Order now and upgrade your AR-15 with premium hardware backed by performance and style.