
Available to order
TACFIRE SS-RK556-LPK 556 RFL BUILD KIT
$365.99
Available to order — ships directly to you, or pick up in store when it arrives
UPC 765857617329MPN ARCNUT

| Finish | Black Phosphate |
|---|---|
| Material | 4140 Steel |
The Castle Nut is constructed of 4140 steel with a phosphate coating. It is compatible with your AR-15.
Product description as provided for this item, not written by the store.
Specifications for LBE ARCNUT AR CASTLE NUT