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Mfg Item #: A5101020
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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.
Size | Mil-Spec |
---|---|
Type | Castle Nut |
Model | AR-15 |
Series | Castle Nut |
Material | Steel |