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.
Manufacturer | Advanced Technology |
AR-15 | |
758152900067 | |
A5101020 | |
3.0000 | |
4.8000 | |
0.2000 | |
0.1000 |
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