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Upper Receivers

Sig Sauer MCX SURG 5.56x45mm Suppressed Upper Receiver Kit w/ Folding Stock & Adapter (NFA) UAMCXA-SURG - Sig Sauer

Sig Sauer MCX SURG 5.56x45mm Suppressed Upper Receiver Kit w/ Folding Stock & Adapter (NFA) UAMCXA-SURG

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sig Sauer MCX-Spear LT Upper/Conv. Kit 7.62 X 39 16 Barrel - Sig Sauer

Sig Sauer MCX-Spear LT Upper/Conv. Kit 7.62 X 39 16 Barrel

$2,050.59 $1,699.99

Sig Sauer MCX-Spear LT Upper/Conv. Kit 7.62 X 39 11.5 Barrel - Sig Sauer

Sig Sauer MCX-Spear LT Upper/Conv. Kit 7.62 X 39 11.5 Barrel

$1,999.99 $1,699.99

Sig Sauer MCX-Spear LT Upper/Conv. Kit Black 5.56 16 Barrel - Sig Sauer

Sig Sauer MCX-Spear LT Upper/Conv. Kit Black 5.56 16 Barrel

$2,096.99 $1,699.99

Sig Sauer MCX-Spear LT Upper/Conv. Kit Black .300 AAC Blackout 9 Barrel - Sig Sauer

Sig Sauer MCX-Spear LT Upper/Conv. Kit Black .300 AAC Blackout 9 Barrel

$2,096.99 $1,699.99

Sig Sauer MCX-Spear LT Upper/Conv. Kit 5.56 11.5 Barrel - Sig Sauer

Sig Sauer MCX-Spear LT Upper/Conv. Kit 5.56 11.5 Barrel

$2,029.99 $1,699.99

SIG SAUER MCX Rattler Upper Receiver Assembly .300 BLK M-LOK Handguard 5.5 inch Black - Sig Sauer

SIG SAUER MCX Rattler Upper Receiver Assembly .300 BLK M-LOK Handguard 5.5 inch Black

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