GunPartPicker

Brownells AR-15 Parts & Accessories

Brownells is the big Iowa gun parts and gunsmithing supplier that started as a mail order business for gunsmiths. AR builders know it for carrying almost everything plus its own Brownells branded parts like the BRN-180 upper.

Brownells was established in 1939.

Market positioning: Mid-Tier.

Brownells has 761 products available on GunPartPicker, ranging from $0.35 to $1839.99.

Brownells Product Categories

  • Upper Receiver: 170 products
  • Stock & Brace: 96 products
  • Barrel: 70 products
  • Bolt Carrier Group: 58 products
  • Handguard: 34 products
  • Muzzle Device: 31 products
  • Optic Mount: 26 products
  • Magazine: 25 products
  • Buffer Spring: 25 products
  • Lower Receiver: 22 products
  • Trigger Guard: 21 products
  • Buffer: 18 products
  • Gas Block: 18 products
  • Buffer Tube Assembly: 17 products
  • Front Sight: 13 products
  • Forward Assist: 13 products
  • Pistol Grip: 12 products
  • Glock Barrel: 11 products
  • Bipod: 10 products
  • Glock Slide: 10 products
  • Magazine Release: 8 products
  • Gas Tube: 6 products
  • Ammunition: 6 products
  • Bolt Catch: 5 products
  • Buffer Tube: 5 products
  • Safety: 4 products
  • Rear Sight: 3 products
  • Dust Cover: 3 products
  • Sling: 2 products
  • Trigger: 2 products
  • End Plate: 2 products
  • Takedown Pin: 2 products
  • Charging Handle: 2 products
  • Glock Rear Sight: 2 products
  • Glock Slide Cover Plate: 2 products
  • .50 BMG: 1 product
  • Magnifier: 1 product
  • .38 Special: 1 product
  • Glock Magazine: 1 product
  • Glock Magazine Release: 1 product
  • Glock Slide Completion Kit: 1 product
  • Glock Recoil Spring Assembly: 1 product

Stock status: 257 in stock, 504 out of stock.

Community rating: 4.0 out of 5 based on 2 reviews.

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Brownells BRN-15 13.70" Railed Upper 5.56x45mm 1:7 Mid-Length no BCG&CH, Black

Brownells

Brownells BRN-15 13.70" Railed Upper 5.56x45mm 1:7 Mid-Length no BCG&CH, Black

Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
$320
Currently Available
Brownells BRN-15 11.50" Railed Upper 5.56x45mm 1:7 Carbine-Length no BCG&CH, Black

Brownells

Brownells BRN-15 11.50" Railed Upper 5.56x45mm 1:7 Carbine-Length no BCG&CH, Black

Platform: AR-15
Gas System Length: Carbine
Caliber: 5.56 NATO
$344
Currently Available
Ar-15/M16 M16a2 Stripped Upper Receiver - Brn Ar-15/M16a2 Stripped Upper Receiver, 5.56 Nato, Black

Brownells

Ar-15/M16 M16a2 Stripped Upper Receiver - Brn Ar-15/M16a2 Stripped Upper Receiver, 5.56 Nato, Black

Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: A4
$120
Currently Available
Ar-15/M16 Upper Receiver Lapping Tool - Ar-15 Upper Receiver Lapping Tool

Brownells

Ar-15/M16 Upper Receiver Lapping Tool - Ar-15 Upper Receiver Lapping Tool

Platform: AR-15
$25
Currently Available
Brn-180 Gen 3 223 Wylde 13.9'''' P&W Complete Upper Receiver - Brn-180 Gen 3 Upper Receiver, 9'''' Bbl, .300 Blackout, Black

Brownells

Brn-180 Gen 3 223 Wylde 13.9'''' P&W Complete Upper Receiver - Brn-180 Gen 3 Upper Receiver, 9'''' Bbl, .300 Blackout, Black

Platform: AR-15
Caliber: .223 Wylde
$960
Currently Available
Gau-5a 12.7'''' 1-12 Upper Receivers - Brn-Gau-5a Upper Receiver, 11.5'''', 1-12 Twist, Black

Brownells

Gau-5a 12.7'''' 1-12 Upper Receivers - Brn-Gau-5a Upper Receiver, 11.5'''', 1-12 Twist, Black

$737
Currently Available
Xm177e2 Complete Upper Receivers - Brn Xm177e2 Upper Receiver, 11.5'''', 1-12 Twist, Black

Brownells

Xm177e2 Complete Upper Receivers - Brn Xm177e2 Upper Receiver, 11.5'''', 1-12 Twist, Black

$645
Currently Available
Ar-15 Upper Receiver Insert - Brn Ar-15 Upper Receiver Insert, Black

Brownells

Ar-15 Upper Receiver Insert - Brn Ar-15 Upper Receiver Insert, Black

Platform: AR-15
$4
Currently Available
Brn-4 Stripped Upper Receiver Billet

Brownells

Brn-4 Stripped Upper Receiver Billet

Receiver Type: Billet
$200
Currently Unavailable
Brownells BRN-180 Gen 3 13.90" Upper .223 Wylde 1:8 Carbine-Length w/BCG&CH, Black

Brownells

Brownells BRN-180 Gen 3 13.90" Upper .223 Wylde 1:8 Carbine-Length w/BCG&CH, Black

Platform: AR-15
Gas System Length: Carbine
Caliber: .223 Wylde
$960
Currently Unavailable
Brn-180s(TM) Gen2 13.9/14.5 223/5.56 Complete Upper Receiver Assy - Brn-180 Gen 2 13.9'''' 223 Wylde Upper Receiver Assy Black

Brownells

Brn-180s(TM) Gen2 13.9/14.5 223/5.56 Complete Upper Receiver Assy - Brn-180 Gen 2 13.9'''' 223 Wylde Upper Receiver Assy Black

Platform: AR-15
Caliber: 5.56 NATO
$900
Currently Unavailable
Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 13.7'''' Medium Chrome Lined Barrel Black

Brownells

Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 13.7'''' Medium Chrome Lined Barrel Black

$1,120
Currently Unavailable
Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 10.4'''' Heavy Chrome Lined Barrel Black

Brownells

Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 10.4'''' Heavy Chrome Lined Barrel Black

$1,099
Currently Unavailable
Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 16'''' Medium Chrome Lined Barrel Black

Brownells

Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 16'''' Medium Chrome Lined Barrel Black

$1,040
Currently Unavailable
Brn-180A(R) Gen 2 Complete Upper Receiver Assembly - Brn-180 Gen 2 Upper Receiver 223 Wylde 16'''' Barrel Black

Brownells

Brn-180A(R) Gen 2 Complete Upper Receiver Assembly - Brn-180 Gen 2 Upper Receiver 223 Wylde 16'''' Barrel Black

Platform: AR-15
Caliber: .223 Wylde
$900
Currently Unavailable
Brn-180 Gen 2 Sport Complete Upper Receiver Assembly - Brn-180 Gen 2 Sport 16'''' 223 Wylde Upper Receiver Assembly

Brownells

Brn-180 Gen 2 Sport Complete Upper Receiver Assembly - Brn-180 Gen 2 Sport 16'''' 223 Wylde Upper Receiver Assembly

Platform: AR-15
Caliber: .223 Wylde
$1,020
Currently Unavailable
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