Shop for Sig Sauer
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Sig Sauer M400 / AR15 Stripped Upper Receiver
$199.99
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Sig Sauer MCX AR15 Conversion Kit - 16" .300 BLK
$1,489.99
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Sig Sauer MCX AR15 Conversion Kit - 16" 5.56mm NATO
$1,489.99
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Sig Sauer MCX Rattler AR15 Conversion Kit - 5.5" .300 Blackout
$1,579.99
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Sig Sauer MCX Rattler AR15 Conversion Kit - 5.5" 5.56mm NATO
$1,579.99
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Sig Sauer MCX Upper Receiver Assembly (Gray)
$399.99
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Sig 516 Upper Assembly, 5.56mm, 10" Barrel
Out of stock
$999.00
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Sig 516 Upper Assembly, 5.56mm, 7" Barrel - NFA Item
Out of stock
$1,099.00
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Sig Sauer 516 Gen2 16" Full-Auto Upper Receiver
Out of stock
$1,199.00
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Sig Sauer 516 Gen2 Upper Assembly - 14.5" 5.56mm NATO
Out of stock
$999.00
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Sig Sauer 516 Gen2 Upper Assembly, 5.56mm, 16" Barrel
Out of stock
$999.00
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Sig Sauer 516 Upper Complete 10" Automatic
Out of stock
$1,199.00
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Sig Sauer 516 Upper Complete 10" Automatic
Out of stock
$1,199.00
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Sig Sauer M400 16" .300 BLK Upper Receiver
Out of stock
$599.00
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Sig Sauer M400 16" 5.56mm Upper Receiver
Out of stock
$499.99
Upgrade your rifle with a new M400, 516, or MCX Upper Receiver!
