800-741-0015

Live Chat

Live Chat

Brownells 75th Anniversary - A Shooting Heritage
Menu
Menu

Sub Categories

Narrow By…

300.00 TO 799.99, 15.00 TO 29.99, * TO 14.99, Products With Articles, Sale/Clearance, AR-15, Receiver Parts

(51 items)
  • then GO
  • Grid View List View
AR-15 M4 UPPER RECEIVERS M-LOK 5.56MM

BROWNELLS

(In Stock)

$309.99 - $399.99

4.0 (1)
AR-15 FM-15 GEN 2 UPPER RECEIVER ASSEMBLY 223 WYLDE

FOXTROT MIKE PRODUCTS

(In Stock)

$639.99 - $799.99

5.0 (3)
FM-9 ENHANCED FORWARD CHARGING UPPER RECEIVERS

FOXTROT MIKE PRODUCTS

(In Stock)

$379.99 - $399.99

4.9 (7)
M4 5.56 UPPER RECEIVER GROUPS

COLT

(In Stock)

$519.99 - $959.99

4.2 (38)
M4E1 UPPER RECEIVERS COMPLETE 5.56MM

AERO PRECISION

(In Stock)

$424.99 - $427.99

5.0 (1)
M4E1 SUPERLATIVE ARMS PISTON COMPLETE UPPER RECEIVER GROUPS

AERO PRECISION

(In Stock)

$799.99 - $1,399.99

3.0 (2)
FM-9 ENHANCED PISTOL UPPER RECEIVERS

FOXTROT MIKE PRODUCTS

(In Stock)

$309.99 - $329.99

4.9 (7)
AR-15 ASSEMBLED UPPER RECEIVER 16" 5.56MM CARBINE LENGTH

AERO PRECISION

(In Stock)

$276.99 - $399.99

5.0 (5)
AR-15 LOWER PARTS KIT NO FCG/ PISTOL GRIP/ TRIGGERGUARD

AERO PRECISION

(In Stock)

$28.99

4.3 (17)
AR-15 LOWER PARTS KIT 5.56

BROWNELLS

(In Stock)

$25.99

3.2 (33)
M16 R0901 5.56 COMPLETE UPPER RECEIVER GROUPS

COLT

(In Stock)

$524.99 - $719.99

4.7 (3)
M4E1-T ATLAS R-ONE COMPLETE UPPER RECEIVERS 5.56MM

AERO PRECISION

(In Stock)

$395.24 - $414.99

5.0 (1)
WWSD 2021 COMPLETE LOWER RECEIVER

KE ARMS LLC

(In Stock)

$799.95

4.0 (2)
AR-15 9MM UPPER RECEIVERS M-LOK ASSEMBLED

FOXTROT MIKE PRODUCTS

(In Stock)

$349.99 - $399.99

4.9 (39)
AR-15/M16 ARMORER'S SMALL PARTS KIT

BROWNELLS

(In Stock)

$539.99

4.0 (2)
AR-15 UPPER PARTS KIT

AERO PRECISION

(In Stock)

$19.99

4.8 (22)
M4E1-T ATLAS S-ONE COMPLETE UPPER RECEIVERS 11.5" 5.56MM

AERO PRECISION

(In Stock)

$389.99

5.0 (2)
AR-15 BUFFERS

AERO PRECISION

(In Stock)

$11.89 - $15.99

5.0 (1)
AR-15 M4E1 16" UPPER BUILD KIT 5.56MM

BROWNELLS

(In Stock)

$659.99

0.0
AR-15/M16/308 AR TUNED BUFFER SPRING

J P ENTERPRISES

(In Stock)

$18.99 - $21.99

5.0 (15)
AR-15 M4 BUILD KIT M-LOK 5.56MM

BROWNELLS

(In Stock)

$599.99

0.0
M4E1 UPPER RECEIVERS COMPLETE .300 BLACKOUT

AERO PRECISION

(In Stock)

$385.99

5.0 (1)
AR-15 M4E1 FIELD REPAIR KIT

AERO PRECISION

(In Stock)

$11.99

4.7 (3)
AR-15 LIGHTWEIGHT UPPER RECEIVER W/ COMBAT RAIL HANDGUARDS

MIDWEST INDUSTRIES, INC.

(In Stock)

$530.99 - $543.99

5.0 (1)
AR-15 KP-15 COMPLETE LOWER RECEIVERS AMBIDEXTROUS POLYMER

KE ARMS LLC

(In Stock)

$449.99 - $512.99

4.8 (9)
AR-15 M4E1-T 14.5" UPPER BUILD KIT 5.56MM

BROWNELLS

(In Stock)

$659.99

0.0
EPC-9 9MM LUGER THREADED COMPLETE UPPER RECEIVER

AERO PRECISION

(In Stock)

$335.74 - $410.99

1.0 (1)
M4E1 COMPLETE LOWER RECEIVER W/MOE GRIP & UBR GEN2 CARBINE STOCK

AERO PRECISION

(In Stock)

$339.99

0.0
M5 COMPLETE LOWER RECEIVER W/MOE GRIP & UBR GEN2 CARBINE STOCK

AERO PRECISION

(In Stock)

$452.99

0.0
AR-15 FM-9 9MM BUILD KITS

FOXTROT MIKE PRODUCTS

(In Stock)

$339.99 - $359.99

4.8 (3)
EPC-9 9MM LUGER ENHANCED COMPLETE UPPER RECEIVER

AERO PRECISION

(In Stock)

$348.49 - $385.99

0.0
AR-15 BUFFER TUBES

AERO PRECISION

(In Stock)

$23.99

0.0
AR-15/M16 ENHANCED PIN SETS

BATTLE ARMS DEVELOPMENT INC.

(In Stock)

$29.99 - $45.49

4.6 (13)
AR-15 BUILDER KIT

LUTH-AR LLC

(In Stock)

$29.99

4.3 (3)
KE-9 BILLET COMPLETE LOWER RECEIVER W/ TRIGGER & MAG CATCH 9MM

KE ARMS LLC

(In Stock)

$575.96

0.0
M5 COMPLETE LOWER RECEIVER W/MOE SL GRIP & SL CARBINE STOCK

AERO PRECISION

(In Stock)

$332.99

0.0
AR-15/.308 OOOPS KIT

AERO PRECISION

(In Stock)

$9.99

5.0 (4)
AR-15 UPPER RECEIVER PARTS KIT

RISE ARMAMENT

(In Stock)

$25.49

0.0
M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS

COLT

(In Stock)

$799.99

0.0
AR-15 RECOIL BUFFER SPRINGS

AERO PRECISION

(In Stock)

$2.99 - $3.99

0.0
AR-15 M4E1/M5 THREADED RECEIVER ROLL PIN

AERO PRECISION

(In Stock)

$2.49

5.0 (1)
KE-9 BILLET COMPLETE LOWER RECEIVER W/ DROP-IN TRIGGER 9MM

KE ARMS LLC

(In Stock)

$539.96

0.0
AR-15/M16 BILLET MAGAZINE RELEASE BUTTON

SEEKINS PRECISION

(In Stock)

$5.99

5.0 (8)
AR-15 SLH M-LOK ASSEMBLED UPPER RECEIVER

MIDWEST INDUSTRIES, INC.

(In Stock)

$462.99

3.0 (2)
AR-15 M4E1 LOWER BOLT CATCH PIN

AERO PRECISION

(In Stock)

$2.49

5.0 (5)
AR-15/M16 SMALL PARTS KIT

BROWNELLS

(In Stock)

$19.99

5.0 (2)
AR-15 LIGHTWEIGHT UPPER RECEIVER W/ SLIM LINE HANDGUARDS

MIDWEST INDUSTRIES, INC.

(In Stock)

$474.99 - $493.99

4.0 (1)
AR-15 FORWARD ASSIST ASSEMBLY

AERO PRECISION

(In Stock)

$11.99

0.0
M5 COMPLETE LOWER RECEIVER W/MOE GRIP & PRS STOCK

AERO PRECISION

(In Stock)

$469.99

0.0
AR-15 10.5" CARBINE UPPER RECEIVER 1-7 M-LOK BLK 5.56MM

MIDWEST INDUSTRIES, INC.

(In Stock)

$512.99

0.0
AR6951 BOLT PLUG

COLT

(In Stock)

$18.27

0.0