The NcSTAR AR-15 Castle Nut Wrench is a dedicated armorer’s tool designed for installing and removing castle nuts on AR-15 buffer tube assemblies.
- Tool Type: Castle Nut Wrench (Crowsfoot)
- Compatibility: AR-15/AR-10 Standard Castle Nuts
- Material: Heat-Treated Steel
- Finish: Phosphate
- Drive Size: 1/2″ or 3/8″ (standard ratchet compatible)
- Use: Buffer Tube Assembly/Disassembly
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