This steel AR-15 castle nut is virtually indestructible and works with commercial, military, and hybrid buffer tubes. It fits most AR-15s and AR variants, but it is not compatible with 308 rifles.
Advanced Technology A5101020 AR-15 Castle Nut Mil-Spec Steel Black
Advanced Technology A5101020 AR-15 Castle Nut Mil-Spec Steel Black
$7.84
10 in stock
| UPC | 758152900067 |
|---|---|
| Manufacturer | Advanced Technology |
| Manufacturer Part Number | A5101020 |
| Length | 5.1500 |
| Model | AR-15 |
| Product Type | Castle Nut |
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