Castle Nut for Mil-Spec AR 15 Buffer Tube
Mil-spec carbine castle nut/lock ring for securing lock plate on an adjustable stock for AR-15/M4.
Features:
- 4140 Steel construction
- Made In the USA
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Mil-spec carbine castle nut/lock ring for securing lock plate on an adjustable stock for AR-15/M4.
| Weight | 0.8 oz |
|---|---|
| Dimensions | 4 × 4 × 6 in |
| MPN | AR15-LP-057 |
| UPC | 999991339 |
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.

Jason Spielfogel –
Great quality – great…
Arrived very quickly, worked perfectly