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Brownells 75th Anniversary - A Shooting Heritage
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Upper Receivers

(338 items)
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AR-15/M16 ASSEMBLED UPPER RECEIVER

AERO PRECISION

(In Stock)

$99.99 - $109.99

4.7 (19)
AR-15 A3 UPPER RECEIVER ASSEMBLY 5.56MM LEFT HAND

STAG ARMS

(In Stock)

$129.99

5.0 (2)
M4E1 SUPERLATIVE ARMS PISTON COMPLETE UPPER RECEIVER GROUPS

AERO PRECISION

(In Stock)

$879.00 - $979.00

3.0 (1)
AR15A4 UPPER RCVR ASSEMBLY, CARBINE

COLT

(In Stock)

$211.99

4.6 (23)
AR-308 A3 STRIPPED UPPER RECEIVER

LUTH-AR LLC

(In Stock)

$150.99

0.0
AR-15 M4E1 ENHANCED UPPER RECEIVER

AERO PRECISION

(In Stock)

$154.99

4.5 (8)
M4E1-T ATLAS R-ONE COMPLETE UPPER RECEIVERS 10.5" 5.56MM

AERO PRECISION

(In Stock)

$434.99 - $464.99

0.0
AR-15 SLH M-LOK ASSEMBLED UPPER RECEIVER

MIDWEST INDUSTRIES, INC.

(In Stock)

$535.99

3.0 (2)
AR-15/M16 G4 SIDE CHARGING UPPER RECEIVER

GIBBZ ARMS

(In Stock)

$245.99

4.6 (13)
KE-15 STRIPPED UPPER RECEIVER 5.56MM

KE ARMS LLC

(In Stock)

$89.96

0.0
AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 223 WYLDE M-LOK

PRIMARY WEAPONS

(In Stock)

$999.55 - $999.95

0.0
M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS

COLT

(In Stock)

$861.99

0.0