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5.56x45m
Sig Sauer

SIG Cal-X Kit MCX 5.56 16" Black

UPC 00798681579648

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1 offer · 0 in stock · sorted by best price
RetailerPriceStockLast checkedDeal
East Valley Tactical$685.33Out of stock9m agoGo to deal

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Description

The official conversion kit for your MCX Virtus. Convert your AR15 to the 16" 5.56 MCX Virtus. Complete with Virtus barrel and gas block assembly.

Specs

BrandSig Sauer
CategoryParts · Parts
Caliber5.56x45mm NATO
UPC00798681579648
TypeUpper
ColorBlack
ModelMCX Virtus
Muzzle3 Prong Flash Hider
SeriesCaliber Exchange Kit
AccessoriesTapered Lug
DescriptionCaliber X-Change Kit
Firearm_fitAR-15
Barrel_finishBlack Nitride
Barrel_length16"
Similar_itemsKit
Barrel_materialCarbon Steel

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D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best
$685.33
Low
$685.33
Oct 8, 2026
High
$685.33
Oct 8, 2026
Tracking since
Oct 8, 2026
One price check so far ($685.33 on Oct 8, 2026). The chart fills in as retailers are re-checked.
Recent price checks (1)
DateRetailerPriceStock
Oct 8, 2026, 5:15 PM PTEast Valley Tactical$685.33Out of stock

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