Forward Controls Design A5 Castle Nut AR-15 Steel

The Forward Controls Design A5 Castle Nut in black is a precision-engineered AR-15 component crafted from durable steel to deliver reliable, repeatable performance under demanding conditions. This rifle part blends rugged construction with a streamlined profile, ensuring secure installation and consistent lock-up for improved stability during operation. Ideal for builders and enthusiasts seeking a proven hardware upgrade, the A5 Castle Nut complements AR-15 receivers with its exacting tolerances