Standard AR15 buffer tube castle nut. Manganese phosphate finished 4140 steel.
Features:
- Fits: AR-15 and all AR variants
- Standard Mil-Spec CAR castle nut
- 4140 Steel
- Mag Phosphate Finish
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Skip to contentStandard AR15 buffer tube castle nut. Manganese phosphate finished 4140 steel.
Features:
| Weight | 0.2 lbs |
|---|---|
| Manufacturer | LBE Unlimited |
| Bullet Condition |
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