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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NBS 16″ Slick Side Billet 5.56 416R Stainless Midlength 1:8 M-LOK Complete Upper

Save 11%
MSRP: $387.99
$345.95
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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

Save 5%
MSRP: $293.99
$278.95
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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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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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Dirty Bird Industries 7.5″ 5.56 DRP Pistol M-LOK V2 Upper Assembly

$409.95
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Aero Precision M4E1 Threaded Complete Upper, 16″ 5.56 Mid-Length Barrel, ATLAS R-ONE 15″ M-LOK HG

Save 15%
MSRP: $655.00
$559.99
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NBS 16″ Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

From $314.95
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NBS 11.5″ Slick Side 5.56 Nitride-Carbine M-LOK Upper Assembly

Save 3%
MSRP: $377.99
$366.95
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Dirty Bird 16″ Government Midlength 5.56 M-LOK Left-Handed Complete Upper

$625.94
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NBS 16″ 5.56 Phosphate Midlength M-LOK Lightweight Complete Upper

Save 13%
MSRP: $419.99
$366.95
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NBS 10.5″ Slick Side Billet 5.56 Nitride Carbine M-LOK Upper Assembly

Save 17%
MSRP: $314.99
$261.95
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NBS 16″ 5.56 Gov / SOCOM Midlength Ultralight M-LOK Upper Assembly

Save 10%
MSRP: $339.99
$306.95
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Aero Precision M4E1 5.56 14.5″ Complete Upper w/ Pinned VG6 Gamma 556SL

Save 10%
MSRP: $725.00
$654.99
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Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine – Black – 14.5″

$1,260.00
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Aero Precision AR-15 Complete Upper, 16″ 5.56 Mid-Length Barrel w/ Pinned FSB, MOE Mid-Length – FDE

Save 14%
MSRP: $460.00
$393.99