The NcSTAR AR15 Buffer Tube/Castle Nut Tool is a dedicated armorer’s wrench designed for installing and removing buffer tubes and castle nuts on AR-15 pattern rifles.
- Tool Type: AR-15 Buffer Tube & Castle Nut Wrench
- Material: Hardened Steel
- Finish: Black Oxide
- Compatibility: AR-15/M4 Pattern Rifles
- Function: Buffer Tube Installation/Removal, Castle Nut Tightening
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