PMCX-300B-5B-TAP
MCX Virtus
Used – Never Fired
Includes Flip up sights, foregrip and Holosun HE510C-GR
UPC – 798681608232
Sig Sauer MCX Conversion Kit (Tapered Lug) – 9″ .300 BLK
UPC – 798681579570
CALX-MCX-9B-300-TAP
This is a new – never fired – Sig Sauer MCX Conversion kit to convert your MCX to .300 Blackout with a 6.75″ barrel. This kit will work with the new Virtus series and is also backwards compatible with the pre-Virtus models if you purchase a tapered lug bolt (not included).
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