Spring Sale - Save 15% On $200+ Orders w/ Code: SPRING15 - SHOP NOW!

Spring Sale - Save 15% On $200+ Orders w/ Code: SPRING15 - SHOP NOW!

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Meet The BRN-180® Gen 3 Uppers
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A RIFLE TO GET YOU
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Brownells HK416 Compatible BRN-4 Line
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NEW UPPERS FROM
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Upper Receivers 10 Items

Upper Receivers - 10 Products In Stock / 4 Models

Browse 10 Upper Receivers from our Rifle Receivers & Parts dept including BROWNELLS BUNDLES, & AERO PRECISION at Brownells.

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GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER
5 Stars
(5.0)

$1,259.99 - $1,410.00

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AERO PRECISION - M4E1 5.56MM ASSEMBLED UPPER RECEIVER W/ATLAS R-ONE HANDGUARD AERO PRECISION - M4E1 5.56MM ASSEMBLED UPPER RECEIVER W/ATLAS R-ONE HANDGUARD
5 Stars
(5.0)

$454.99 - $599.99

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DANIEL DEFENSE - M4A1 RIII 5.56X45MM STRIPPED UPPER RECEIVER DANIEL DEFENSE - M4A1 RIII 5.56X45MM STRIPPED UPPER RECEIVER
5 Stars
(4.9)

$899.99

In stock
BROWNELLS BUNDLES - M4A1 14.5" STRIPPED SOCOM UPPER RECEIVERS w/ LAW FOLDER BROWNELLS BUNDLES - M4A1 14.5" STRIPPED SOCOM UPPER RECEIVERS w/ LAW FOLDER
5 Stars
(1.0)

$949.99

In stock
BROWNELLS BUNDLES - DD 14.5" M4A1 RIII UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 14.5" M4A1 RIII UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
(0.0)

$1,529.99 - $1,697.29

In stock
BROWNELLS BUNDLES - DD 14.5" M4A1 FSP UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 14.5" M4A1 FSP UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
(0.0)

$1,529.99 - $1,697.29

In stock
BROWNELLS BUNDLES - DD 10.3" MK18 RIII UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 10.3" MK18 RIII UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
(0.0)

$1,529.99 - $1,697.29

In stock
BROWNELLS BUNDLES - DD 14.5" M4A1 SOMCOM UPPER RECEIVER W/ EOTECH OPTIC BROWNELLS BUNDLES - DD 14.5" M4A1 SOMCOM UPPER RECEIVER W/ EOTECH OPTIC
5 Stars
(0.0)

$1,429.99 - $1,612.99

In stock
BROWNELLS BUNDLES - M4E1-T 223 WYLDE ASSEMBLED UPPER RECEIVER 16" W/ OPTICS BROWNELLS BUNDLES - M4E1-T 223 WYLDE ASSEMBLED UPPER RECEIVER 16" W/ OPTICS
5 Stars
(0.0)

$709.99 - $1,341.09

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BROWNELLS BUNDLES - M4A1 FSP 14.5" STRIPPED UPPER RECEIVER W/ LAW FOLDER BROWNELLS BUNDLES - M4A1 FSP 14.5" STRIPPED UPPER RECEIVER W/ LAW FOLDER
5 Stars
(0.0)

$1,049.99

In stock
BROWNELLS BUNDLES - MK18 RIII 10.3" STRIPPED UPPER RECEIVERS W/ LAW FOLDER BROWNELLS BUNDLES - MK18 RIII 10.3" STRIPPED UPPER RECEIVERS W/ LAW FOLDER
5 Stars
(0.0)

$949.99

In stock
BROWNELLS BUNDLES - M4A1 RIII 14.5" STRIPPED UPPER RECEIVERS W/ LAW FOLDER BROWNELLS BUNDLES - M4A1 RIII 14.5" STRIPPED UPPER RECEIVERS W/ LAW FOLDER
5 Stars
(0.0)

$944.99

In stock
AERO PRECISION - 5.56X45 NATO ASSEMBLED UPPER RECEIVER W/BARREL FOR AR-15 AERO PRECISION - 5.56X45 NATO ASSEMBLED UPPER RECEIVER W/BARREL FOR AR-15
5 Stars
(5.0)
Add to cart to see price

Out of Stock
BROWNELLS BUNDLES - DD 10.3" MK18 SOCOM UPPER RECEIVERS W/ OPTICS BROWNELLS BUNDLES - DD 10.3" MK18 SOCOM UPPER RECEIVERS W/ OPTICS
5 Stars
(0.0)

$1,444.99 - $1,612.99

Out of Stock
BROWNELLS BUNDLES - MK18 10.3" STRIPPED SOCOM UPPER RECEIVER W/ LAW FOLDER BROWNELLS BUNDLES - MK18 10.3" STRIPPED SOCOM UPPER RECEIVER W/ LAW FOLDER
5 Stars
(0.0)

$927.99

Out of Stock
AERO PRECISION - 5.56MM COMPLETE UPPER RECEIVER W/BRN BOLT CARRIER GROUP AERO PRECISION - 5.56MM COMPLETE UPPER RECEIVER W/BRN BOLT CARRIER GROUP
5 Stars
(0.0)

$553.09

Out of Stock
Products: – of 16