Upper Receivers

Processing...
Sig Sauer MCX Rattler Upper 5.56 NATO Conversion Kit, 5.5" Barrel

Sig Sauer MCX Rattler Upper 5.56 NATO Conversion Kit, 5.5" Barrel

$1,836.00

1
Ratings Snapshot
5
out of 5
Would recommend this product.

Sold Out

Notify Me When Available

Sig Sauer MCX Upper 16" Barrel AR Conversion Kit, Tapered Lug, MLOK

Sig Sauer MCX Upper 16" Barrel AR Conversion Kit, Tapered Lug, MLOK

$1,652.00

2
Ratings Snapshot
5
out of 5
Would recommend this product.
View Available Options
Sig Sauer MCX Spear LT Upper Receiver Assembly, Black

Sig Sauer MCX Spear LT Upper Receiver Assembly, Black

$595.00

Not Yet Rated

In Stock

Sig Sauer MCX Spear LT Upper 7.62x39mm Conversion Kit, 16" Barrel, Black
Sig Sauer MCX Spear LT Upper 7.62x39mm Conversion Kit, 11.5" Barrel, Black