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Mfg Item #: RA20P401A
The Sig Standard Match-Grade, drop-in performance upgrade barrel is CNC machined form 4340H steel billet which results in superior corrosion resistance and durability. It has a PVD coating that creates a durable barrier against wear and a target-crowned muzzle.
| Other Features | BLACK BARREL, SIG320 FULL SIZE ,CNC MILLING, MATCH GRADE UPGRADE, NO GUNSMITH REQUIRED, |
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