LBE Unlimited AR 308 Barrel Nut – 4130 Steel, Black Phosphate

The LBE Unlimited ARBNT308 barrel nut is designed for AR-10 platforms and secures the barrel to the upper receiver. It is manufactured from 4130 steel and finished in black phosphate for durability and corrosion resistance. This component is intended for builders and gunsmiths assembling or maintaining AR-10/.308 style rifles. Made in the USA.

Key Specifications

• The material is 4130 Steel.
• The finish is Black Phosphate.
• Compatibility: AR-10 platforms.
• The model designation is Barrel Nut.
• The product type is Barrel Nut.
• The subcategory is Long Gun Parts.
• Manufacturer: LBE Unlimited.
• Country of origin: Made in the USA.

With straightforward fitment and robust construction, this barrel nut provides a reliable, no-nonsense solution for assembling or servicing AR-10/.308 upper receivers. Its quality material and protective finish deliver durability for repeated use, making it suitable for professional shops and careful builders who prioritize dependable components.