800-741-0015

Live Chat

Live Chat

Brownells 75th Anniversary - A Shooting Heritage
Menu
Menu

Narrow By…

Complete, Made In USA, 1/2-28, 1/2-36, Upper Receivers

(27 items)
  • then GO
  • Grid View List View
BRN-180® GEN 2 COMPLETE UPPER RECEIVER ASSEMBLY

BROWNELLS

(In Stock)

$749.99 - $1,029.99

4.4 (70)
M4 5.56 UPPER RECEIVER GROUPS

COLT

(In Stock)

$429.99 - $959.99

4.2 (38)
AR-15 M4 UPPER RECEIVERS M-LOK 5.56MM

BROWNELLS

(In Stock)

$299.99 - $389.99

3.0 (2)
MCR DUAL-FEED UPPER WITH DRY FILM

FIGHTLITE INDUSTRIES

(In Stock)

$6,499.99

0.0
AR-15 M4 BUILD KIT M-LOK 5.56MM

BROWNELLS

(In Stock)

$529.99

0.0
M4E1 SUPERLATIVE ARMS PISTON COMPLETE UPPER RECEIVER GROUPS

AERO PRECISION

(In Stock)

$749.99 - $809.99

2.7 (3)
M16 R0901 5.56 COMPLETE UPPER RECEIVER GROUPS

COLT

(In Stock)

$556.49 - $719.99

4.7 (3)
M4 5.56 COMPLETE MONOLITHIC UPPER RECEIVER GROUPS

COLT

(In Stock)

$944.99 - $1,240.49

4.0 (1)
MCR BELT-FED UPPER RECEIVER FULL AUTO

FIGHTLITE INDUSTRIES

(In Stock)

$5,899.99

4.8 (4)
AR-15 9MM UPPER RECEIVERS M-LOK ASSEMBLED

FOXTROT MIKE PRODUCTS

(In Stock)

$349.99

4.9 (39)
ENHANCED PATROL RIFLE EPR 5.56 M4 UPPER RECEIVER GROUPS

COLT

(In Stock)

$818.99 - $1,099.99

5.0 (3)
STAG 15 5.56 16IN TACTICAL NITRIDE UPPER RECEIVERS

STAG ARMS

(In Stock)

$459.99

0.0