Complete Uppers

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

From $261.95
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AR-15 .223/5.56 Complete Upper Configurator

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

Save 5%
MSRP: $293.99
$278.95
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Dirty Bird 16″ Govt Mid 556 M-LOK Complete Upper

From $423.67
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Aero Precision AR15 20″ Rifle 5.56 Complete Upper w/ Pinned FSB & A2 Handguard

Save 10%
MSRP: $565.00
$509.99
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NBS 20″ 5.56 Rifle M-LOK Upper Assembly

Save 52%
MSRP: $419.99
Original price was: $398.95.Current price is: $199.95.
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NBS 16″ Slick Side Billet 5.56 416R Stainless Midlength 1:8 M-LOK Complete Upper

Save 25%
MSRP: $387.99
Original price was: $345.95.Current price is: $289.95.
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NBS 16″ .223 Wylde Gov Mid M-LOK Upper Assembly Black

Save 9%
MSRP: $339.99
$309.95
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Dirty Bird 10.5″ Government Carbine 5.56 M-LOK Upper Assembly

Save 4%
MSRP: $444.95 – $464.95
From $429.02
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Dirty Bird 16″ 5.56 NATO Govt M-LOK Upper Assembly V3

Save 4 – 5%
MSRP: $439.95 – $464.95
From $423.67
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NBS Sport 16″ 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly

Save 10%
MSRP: $339.99
$306.95
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NBS 7.5″ 5.56 DRP Pistol M-LOK Upper Assembly

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MSRP: $293.99
$278.95
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Aero Precision AR-15 Complete Upper, 16″ 5.56 Carbine Barrel with Pinned FSB & M4 Handguard

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MSRP: $440.00
$374.99
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NBS Premium 16″ .223 Wylde Gov Mid M-LOK Complete Upper

Save 11%
MSRP: $482.99
$429.95
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NBS 10.5″ Carbine M4 M-LOK 5.56 NATO 1:7 Upper Assembly

Save 9%
MSRP: $329.99
$298.95
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NBS 7.5″ Slick Side Billet 300 BLK Nitride Pistol M-LOK Upper Assembly

Save 16%
MSRP: $293.99
$246.95
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NBS 16″ 5.56 Phosphate Midlength M-LOK Lightweight Upper Assembly

Save 49%
MSRP: $314.99
Original price was: $261.95.Current price is: $159.95.
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NBS 10.5″ 5.56 Gov / SOCOM Carbine M-LOK Upper Assembly

Save 9%
MSRP: $329.99
$298.95
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Dirty Bird 16″ 5.56 NATO Govt M-LOK Quad Rail Complete Upper

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MSRP: $492.19
$442.93
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Aero Precision M4E1 Threaded Complete Upper, 16″ 5.56 Mid-Length Barrel, ATLAS R-ONE 15″ M-LOK HG

Save 39%
MSRP: $655.00
Original price was: $559.99.Current price is: $399.95.
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Aero Precision M4E1-T Complete Upper, 10.5″ 5.56 Barrel, 9″ M-LOK ATLAS S-ONE HG – Anodized

Save 15%
MSRP: $595.00
$507.99
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Dirty Bird Industries 7.5″ 5.56 DRP Pistol M-LOK V2 Upper Assembly

$409.95
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NBS 16″ 5.56 Gov / SOCOM 1:8 Carbine M-LOK Upper Assembly

Save 41%
MSRP: $339.99
Original price was: $306.95.Current price is: $199.95.
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NBS 16″ Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

From $314.95