Lbe Unlimited Castle Nut AR15 4140 Steel Black Phosphate Arcnut

Name: Lbe Unlimited Castle Nut AR15 4140 Steel Black Phosphate Arcnut
Brand: Ammunition Depot
Price: 10.99 USD
Availability: InStock

Sold byAmmunition Depot•Posted Apr 27, 2026

$10.99

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Deal Summary

Currently in stock.
Category: parts
SKU: ARCNUT
Brand: Lbe Unlimited

Price History

Deal Details

Constructed from durable 4140 steel and finished with a black phosphate coating this high-quality castle nut ensures long-lasting performance and dependability for your AR-15. Designed for precision compatibility it's a reliable choice for firearm enthusiasts seeking strength and corrosion resistance in their firearm parts.