Daily Deal: Midwest Industries G4 12.6" MLOK Rail - Just $164.99 Today Only!

Daily Deal: Midwest Industries G4 12.6" MLOK Rail - Just $164.99 Today Only!

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Upper Receivers 51 Items

Upper Receivers — 51 Products In Stock / 28 Models

We have 51 Upper Receivers products from 33 premium brands like AERO PRECISION, BROWNELLS, BROWNELLS BUNDLES, KNIGHT'S ARMAMENT including at great savings and best reviews 4.5 Ratings out of 977 Reviews from verified buyers.  (See all Rifle Receivers & Parts products)

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GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM
5 Stars
(4.7)

$1,525.00

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KNIGHT'S ARMAMENT - SR-25 K6 6.5MM CREEDMOOR ASSEMBLED UPPPER RECEIVER KNIGHT'S ARMAMENT - SR-25 K6 6.5MM CREEDMOOR ASSEMBLED UPPPER RECEIVER
5 Stars
(0.0)

$3,146.40

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BROWNELLS - BRN-180 GEN 3 300 BLACKOUT 9" COMPLETE UPPER RECEIVER ASSEMBLY BROWNELLS - BRN-180 GEN 3 300 BLACKOUT 9" COMPLETE UPPER RECEIVER ASSEMBLY
5 Stars
(3.1)

$1,199.99

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FIGHTLITE INDUSTRIES - MCR DUAL-FEED 5.56X45 NATO UPPER RECEIVER FIGHTLITE INDUSTRIES - MCR DUAL-FEED 5.56X45 NATO UPPER RECEIVER
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DANIEL DEFENSE - M4A1 RIII 5.56X45MM STRIPPED UPPER RECEIVER DANIEL DEFENSE - M4A1 RIII 5.56X45MM STRIPPED UPPER RECEIVER
5 Stars
(4.9)

$899.99

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DANIEL DEFENSE - MK18 RIII 5.56X45MM STRIPPED UPPER RECEIVER DANIEL DEFENSE - MK18 RIII 5.56X45MM STRIPPED UPPER RECEIVER
5 Stars
(4.8)

$899.99

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DANIEL DEFENSE - M4A1 FSP 5.56X45MM STRIPPED UPPER RECEIVER DANIEL DEFENSE - M4A1 FSP 5.56X45MM STRIPPED UPPER RECEIVER
5 Stars
(4.9)

$899.99

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FIGHTLITE INDUSTRIES - MCR BELT-FED UPPER RECEIVER FULL AUTO FIGHTLITE INDUSTRIES - MCR BELT-FED UPPER RECEIVER FULL AUTO
5 Stars
(4.8)
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BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER
5 Stars
(3.8)

$149.99

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LMT DEFENSE - MRP-H M-LOK 7.62MM ASSEMBLED UPPER RECEIVER LMT DEFENSE - MRP-H M-LOK 7.62MM ASSEMBLED UPPER RECEIVER
5 Stars
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$1,181.70 - $1,413.90

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BROWNELLS - GAU-5A 12.7" 1-12 UPPER RECEIVERS BROWNELLS - GAU-5A 12.7" 1-12 UPPER RECEIVERS
5 Stars
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$985.99

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PRIMARY WEAPONS - BROWNELLS EXCLUSIVE MK1 ALPHA LT 223 WYLDE COMPLETE UPPER PRIMARY WEAPONS - BROWNELLS EXCLUSIVE MK1 ALPHA LT 223 WYLDE COMPLETE UPPER
5 Stars
(5.0)

$1,349.00

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COLT - M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS COLT - M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS
5 Stars
(5.0)

$749.99

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BROWNELLS - XM177E2 COMPLETE UPPER RECEIVERS BROWNELLS - XM177E2 COMPLETE UPPER RECEIVERS
5 Stars
(4.4)

$799.99 - $859.99

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LMT DEFENSE - MRP-L M-LOK 5.56MM ASSEMBLED UPPER RECEIVER LMT DEFENSE - MRP-L M-LOK 5.56MM ASSEMBLED UPPER RECEIVER
5 Stars
(0.0)

$890.10 - $940.50

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RADIAN WEAPONS - MODEL 1 UPPER & HANDGUARD SET RADIAN WEAPONS - MODEL 1 UPPER & HANDGUARD SET
5 Stars
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$814.95 - $924.95

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FN AMERICA LLC - FN15/AR 16" CARBINE UPPER RECEIVER ASSEMBLY FN AMERICA LLC - FN15/AR 16" CARBINE UPPER RECEIVER ASSEMBLY
5 Stars
(4.0)

$809.00

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PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,399.95

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BROWNELLS - AR-15/M16 M16A2 STRIPPED UPPER RECEIVER BROWNELLS - AR-15/M16 M16A2 STRIPPED UPPER RECEIVER
5 Stars
(1.5)

$149.99

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BATTLE ARMS DEVELOPMENT INC. - WORKHORSE BLEM STRIPPED UPPER RECEIVER FOR AR-15 BATTLE ARMS DEVELOPMENT INC. - WORKHORSE BLEM STRIPPED UPPER RECEIVER FOR AR-15
5 Stars
(0.0)

$79.99

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BROWNELLS BUNDLES - DD 14.5" M4A1 RIII UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 14.5" M4A1 RIII UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
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$1,529.99 - $1,697.29

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BROWNELLS BUNDLES - DD 14.5" M4A1 FSP UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 14.5" M4A1 FSP UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
(0.0)

$1,529.99 - $1,697.29

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KAK INDUSTRY LLC. - K-SPEC 5.56X45MM NATO COMPLETE UPPER RECEIVER KAK INDUSTRY LLC. - K-SPEC 5.56X45MM NATO COMPLETE UPPER RECEIVER
5 Stars
(3.5)

$599.99

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MIDWEST INDUSTRIES, INC. - AR-15 10.5" CARBINE UPPER RECEIVER 1-7 M-LOK BLK 5.56MM MIDWEST INDUSTRIES, INC. - AR-15 10.5" CARBINE UPPER RECEIVER 1-7 M-LOK BLK 5.56MM
5 Stars
(5.0)

$579.95

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BROWNELLS BUNDLES - DD 10.3" MK18 RIII UPPER RECEIVER W/ EOTECH OPTICS BROWNELLS BUNDLES - DD 10.3" MK18 RIII UPPER RECEIVER W/ EOTECH OPTICS
5 Stars
(0.0)

$1,529.99 - $1,697.29

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COLT - M4 ENHANCED PATROL RIFLE 5.56 UPPER RECEIVER GROUPS COLT - M4 ENHANCED PATROL RIFLE 5.56 UPPER RECEIVER GROUPS
5 Stars
(5.0)

$729.99 - $999.99

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FAXON FIREARMS - ION ULTRALIGHT 5.56 NATO COMPLETE UPPER RECEIVER FOR AR-15 FAXON FIREARMS - ION ULTRALIGHT 5.56 NATO COMPLETE UPPER RECEIVER FOR AR-15
5 Stars
(0.0)

$1,011.08

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FAXON FIREARMS - 338 ARC COMPLETE UPPER RECEIVER FOR AR-15 FAXON FIREARMS - 338 ARC COMPLETE UPPER RECEIVER FOR AR-15
5 Stars
(0.0)

$779.99

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RISE ARMAMENT - WATCHMAN .223 WYLDE COMPLETE UPPER RECEIVER FOR AR-15 RISE ARMAMENT - WATCHMAN .223 WYLDE COMPLETE UPPER RECEIVER FOR AR-15
5 Stars
(0.0)

$749.00

In stock
BATTLE ARMS DEVELOPMENT INC. - AR-15 WORKHORSE UPPER RECEIVERS- NO BCG OR CHARGING HANDLE BATTLE ARMS DEVELOPMENT INC. - AR-15 WORKHORSE UPPER RECEIVERS- NO BCG OR CHARGING HANDLE
5 Stars
(0.0)

$524.95

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BATTLE ARMS DEVELOPMENT INC. - AR-15 LIGHTWEIGHT BILLET UPPER RECEIVER BATTLE ARMS DEVELOPMENT INC. - AR-15 LIGHTWEIGHT BILLET UPPER RECEIVER
5 Stars
(5.0)

$250.95

In stock
CMMG - RESOLUTE® MK4 5.56X45MM NATO ASSEMBLED UPPER RECEIVER CMMG - RESOLUTE® MK4 5.56X45MM NATO ASSEMBLED UPPER RECEIVER
5 Stars
(0.0)

$595.38

In stock
Products:  1  –  32  of 198