
Available to order
TACFIRE SS-RK556-LPK 556 RFL BUILD KIT
$449.99
Available to order — brought in to the store for pickup
UPC 765857617329MPN ARCNUT

$36.99
Available to order
Available to order — brought in to the store for pickup
LBE UNLIMITED Castle Nut, listed under FIREARM PARTS. Key specifications: 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.
| Model | Castle Nut |
|---|
| Shipping weight (lb) | 0.05 |
|---|---|
| Package dimensions (in) | 4.2 x 2.9 x 0.7 |
| Finish | Black Phosphate |
|---|---|
| Material | 4140 Steel |