800-741-0015

Live Chat

Live Chat

Brownells 75th Anniversary - A Shooting Heritage
Menu
Menu

Narrow By…

14.5 Upper Receivers

(16 items)
  • then GO
  • Grid View List View
M4 5.56 UPPER RECEIVER GROUPS

COLT

(In Stock)

$549.99 - $969.99

4.5 (21)
AR-15 SUPER DUTY NANO COMPLETE UPPER RECEIVERS 5.56MM

GEISSELE AUTOMATICS LLC

(In Stock)

$1,080.99 - $1,305.99

5.0 (2)
M4A1 STRIPPED SOCOM UPPER RECEIVER 14.5IN 5.56

DANIEL DEFENSE

(In Stock)

$899.99

4.4 (5)
SR-25 COMBAT CARBINE COMPLETE UPPER RECEIVERS 308 WIN M-LOK

KNIGHTS ARMAMENT

(In Stock)

$3,500.00

0.0
M4 5.56 COMPLETE MONOLITHIC UPPER RECEIVER GROUPS

COLT

(In Stock)

$899.99 - $1,215.99

4.0 (1)
SR-15 E3 MOD 2 UPPER RECEIVERS M-LOK

KNIGHTS ARMAMENT

(In Stock)

$1,949.98 - $2,199.98

0.0
AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM

GEISSELE AUTOMATICS LLC

(In Stock)

$800.99 - $1,025.99

5.0 (3)
AR-15 EAST INDIA UPPER RECEIVER STARTER KITS W/ COMBAT GRADE BBLS

SONS OF LIBERTY GUN WORKS

(In Stock)

$389.00

5.0 (2)
M4E1 ASSEMBLED UPPER RECEIVER 5.56 MID-LENGTH

AERO PRECISION

(In Stock)

$474.99 - $499.99

4.0 (1)
M4 ENHANCED PATOL RIFLE 5.56 UPPER RECEIVER GROUPS

COLT

(In Stock)

$779.99 - $1,215.99

0.0
M4E1 SUPERLATIVE ARMS PISTON COMPLETE UPPER RECEIVER GROUPS

AERO PRECISION

(In Stock)

$879.00 - $979.00

3.0 (1)
AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 223 WYLDE M-LOK

PRIMARY WEAPONS

(In Stock)

$999.55 - $999.95

0.0