Complete Uppers

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NBS 16″ 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly

From $249.95
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NBS 7.5″ Slick Side Billet 5.56 Nitride Pistol M-LOK Upper Assembly

Save 5%
MSRP: $279.95
$265.95
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NBS 20″ 5.56 Rifle M-LOK Upper Assembly

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MSRP: $399.95
$379.95
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NBS 16″ .223 Wylde Gov Mid M-LOK Upper Assembly Black

Save 9%
MSRP: $323.95
$294.95
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NBS Sport 16″ 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly

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MSRP: $323.95
$291.95
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NBS 7.5″ 5.56 DRP Pistol M-LOK Upper Assembly

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MSRP: $279.95
$265.95
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NBS Premium 16″ .223 Wylde Gov Mid M-LOK Complete Upper

Save 11%
MSRP: $459.95
$409.95
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NBS 10.5″ Carbine M4 M-LOK 5.56 NATO 1:7 Upper Assembly

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MSRP: $313.95
$284.95
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NBS 10.5″ 5.56 Gov / SOCOM Carbine M-LOK Upper Assembly

Save 9%
MSRP: $313.95
$284.95
Black Friday
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NBS 7.5″ Slick Side Billet 300 BLK Nitride Pistol M-LOK Upper Assembly

Save 29%
MSRP: $279.95
Original price was: $234.95.Current price is: $199.95.
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NBS 16″ 5.56 Gov / SOCOM 1:8 Carbine M-LOK Upper Assembly

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MSRP: $323.95
$291.95
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NBS 16″ Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

From $384.95
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NBS 11.5″ Slick Side 5.56 Nitride-Carbine M-LOK Upper Assembly

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MSRP: $359.95
$349.95
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NBS 8″ Pistol 5.56 M-LOK Upper Assembly

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MSRP: $299.95
$289.95
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NBS 16″ 5.56 HBAR Fluted Stainless Midlength M-LOK Upper Assembly

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MSRP: $399.99
$349.95
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NBS 7.5″ 5.56 Sport DRP Pistol M-LOK Upper Assembly

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MSRP: $279.95
$265.95
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NBS 7.5″ 5.56 DRP Pistol Quad Rail Complete Upper

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MSRP: $499.95
$399.95
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NBS 4″ Slick Side Billet 9mm Nitride Pistol M-LOK Upper Assembly

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MSRP: $249.95
$239.95
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NBS Premium Series 16″ Upper Assembly w/ BA Barrel and Geissele MK8 Handguard

$549.95
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NBS Premium 16″ .223 Wylde Government Midlength Superlight M-LOK Upper Assembly

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MSRP: $349.95
$314.95
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NBS Premium Series 16″ 5.56 Upper Assembly w/ Rosco Barrel and Geissele MK14 Handguard

$549.95
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NBS 16″ .308 Heavy Midlength M-LOK 1:10 AR-10 Slick-Side Complete Upper

Save 9%
MSRP: $559.95
$509.95
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NBS 16″ Slick Side Billet 9mm SOCOM 1:10 M-LOK Upper Assembly

Save 11%
MSRP: $359.95
$319.95
Black Friday
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8.3″ 9mm M-LOK Complete Upper with LRBHO

Original price was: $349.95.Current price is: $299.95.