Description
Product Description
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Description: Sig Sauer MCX Virtus Cal-X Kit, 300 Blackout 6.75″ Barrel, Tapered Lug. Convert your AR-15 to the 6.75″ .300 Blackout MCX Virtus with this barrel and gas block assembly. Made from steel with a black finish, this kit includes a complete barrel assembly, 90 Degree Muzzle Adapter for Standard Non Sig Sauer Suppressors, installation instructions and a .300 BLK warning card. A new tapered bolt lug design extends bolt life while resulting in smoother cycling.
For the ultimate in versatility, SIG SAUER is pleased to release SIG MCX conversion kits. With a single Torx bit, an MCX owner can change caliber and barrel length in less than a minute. This is a factory original Sig Sauer part, made to the highest standards for your Sig Sauer firearm.
Please Note:
*This configuration must be used with a suppressor for proper function.
All NFA/ATF Rules Apply. You May Not Install This Barrel Assembly On Your MCX Rifle Unless It Is A Registered SBR.
Manufacturer: Sig Sauer
PRODUCT SPECIFICATIONS:
- Barrel Length: 6-3/4″
- Brand: Sig Sauer
- Caliber: .300 Blackout
- Finish / Color: Black
- Firearm Type: Pistol,Rifle
- Material: Steel
- Models Fit: AR-15,Sig Sauer SIG516,Sig Sauer M400









