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Rifle Receivers & Parts

818 Items

Rifle Receivers & Parts including Upper Receivers, Lower Receivers, Bolt Catch Parts, & Rifle Barreled Actions — 530 Products In Stock / 87 Models

Brownells Rifle Receivers & Parts products have an average rating of 4.5/5 and 1,926 reviews from verified buyers within Upper Receivers, Lower Receivers, Bolt Catch Parts, Rifle Barreled Actions, & Ejection Port Covers & Parts and Top Brands like AERO PRECISION, BROWNELLS, HOWA, & CHRISTENSEN ARMS.  Check out all Rifle Parts products at Brownells today. 

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BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22® BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22®
5 Stars
(4.0)

$139.99 - $159.99

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MAGPUL - AR-15/M16 B.A.D. LEVER™ MAGPUL - AR-15/M16 B.A.D. LEVER™
5 Stars
(4.4)
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In stock
AERO PRECISION - GEN 2 STRIPPED LOWER RECEIVER FOR AR-15 AERO PRECISION - GEN 2 STRIPPED LOWER RECEIVER FOR AR-15
5 Stars
(4.5)

$119.99

Online Only - In stock
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DANIEL DEFENSE - M4A1 STRIPPED SOCOM UPPER RECEIVER 14.5IN 5.56 DANIEL DEFENSE - M4A1 STRIPPED SOCOM UPPER RECEIVER 14.5IN 5.56
5 Stars
(4.6)

$799.99 - $999.99

In stock
YANKEE HILL MACHINE CO., INC. - AR-15/M16 EZ PULL PIVOT & TAKEDOWN PIN SET YANKEE HILL MACHINE CO., INC. - AR-15/M16 EZ PULL PIVOT & TAKEDOWN PIN SET
5 Stars
(4.2)

$17.40

In stock
Product badge COLT - M4 5.56 UPPER RECEIVER GROUPS COLT - M4 5.56 UPPER RECEIVER GROUPS
5 Stars
(4.2)

$479.99 - $909.99

$529.99

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FOXTROT MIKE PRODUCTS - AR-15 9MM UPPER RECEIVERS M-LOK ASSEMBLED FOXTROT MIKE PRODUCTS - AR-15 9MM UPPER RECEIVERS M-LOK ASSEMBLED
5 Stars
(4.9)
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Product badge AERO PRECISION - M5 STRIPPED LOWER RECEIVER FOR AR .308 AERO PRECISION - M5 STRIPPED LOWER RECEIVER FOR AR .308
5 Stars
(4.6)
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BROWNELLS - BRN-180™ GEN2 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY BROWNELLS - BRN-180™ GEN2 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY
5 Stars
(4.3)

$899.99

In stock
ANDERSON MANUFACTURING - AR-15 STRIPPED LOWER RECEIVER ANDERSON MANUFACTURING - AR-15 STRIPPED LOWER RECEIVER
5 Stars
(4.8)

$55.99

Online Only - In stock
Product badge BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER
5 Stars
(4.0)

$149.99

$183.99

In stock
GEISSELE AUTOMATICS LLC - AR-15 MARITIME BOLT CATCH BLACK GEISSELE AUTOMATICS LLC - AR-15 MARITIME BOLT CATCH BLACK
5 Stars
(4.4)
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In stock
PHASE 5 TACTICAL - 308 AR V2 EXTENDED BOLT RELEASE PHASE 5 TACTICAL - 308 AR V2 EXTENDED BOLT RELEASE
5 Stars
(4.4)

$59.99

In stock
Z-M WEAPONS - AR-15/M16 ACCU-WEDGE Z-M WEAPONS - AR-15/M16 ACCU-WEDGE
5 Stars
(4.1)

$13.99

In stock
WMD GUNS - AR-15/M16 NiB-X® COATED UPPER RECEIVER WMD GUNS - AR-15/M16 NiB-X® COATED UPPER RECEIVER
5 Stars
(3.7)

$166.99 - $167.49

In stock
KNS PRECISION, INC. - AR-15/M16 NON-ROTATING PIN SET KNS PRECISION, INC. - AR-15/M16 NON-ROTATING PIN SET
5 Stars
(4.9)

$32.99 - $33.99

In stock
AERO PRECISION - AR-15/M16 ASSEMBLED UPPER RECEIVER AERO PRECISION - AR-15/M16 ASSEMBLED UPPER RECEIVER
5 Stars
(4.5)

$124.99 - $144.99

In stock
Product badge COLT - AR-15 LE6960-CCU UPPER RECEIVER 5.56 M-LOK COLT - AR-15 LE6960-CCU UPPER RECEIVER 5.56 M-LOK
5 Stars
(4.0)

$629.99

$659.99

In stock
AERO PRECISION - 308 AR M5 UPPER RECEIVER AERO PRECISION - 308 AR M5 UPPER RECEIVER
5 Stars
(4.6)

$194.99 - $209.99

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LEGACY SPORTS INTERNATIONAL - REMINGTON 700 DETACHABLE MAGAZINE DROP-IN KITS LEGACY SPORTS INTERNATIONAL - REMINGTON 700 DETACHABLE MAGAZINE DROP-IN KITS
5 Stars
(3.5)

$68.99 - $79.00

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MAGPUL - HUNTER 700 SHORT ACTION MAGAZINE WELL BOTTOM METAL MAGPUL - HUNTER 700 SHORT ACTION MAGAZINE WELL BOTTOM METAL
5 Stars
(4.3)

$66.45

In stock
VOLQUARTSEN - 10/22® SOCKET HEAD TAKEDOWN SCREW VOLQUARTSEN - 10/22® SOCKET HEAD TAKEDOWN SCREW
5 Stars
(3.1)

$6.49

In stock
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HOWA - 1500 BARRELED MINI ACTIONS 6MM ARC HOWA - 1500 BARRELED MINI ACTIONS 6MM ARC
5 Stars
(4.7)

$516.99

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BROWNELLS - AR-15/M16 SLICKSIDE 601 UPPER RECEIVER BROWNELLS - AR-15/M16 SLICKSIDE 601 UPPER RECEIVER
5 Stars
(3.2)

$156.99

In stock
STRIKE INDUSTRIES - AR-15 ENHANCED ULTIMATE DUST COVER STANDARD STRIKE INDUSTRIES - AR-15 ENHANCED ULTIMATE DUST COVER STANDARD
5 Stars
(4.8)

$16.99

In stock
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HOWA - M1500 6.5 CREEDMOOR BARRELED ACTION HOWA - M1500 6.5 CREEDMOOR BARRELED ACTION
5 Stars
(4.7)

$516.99 - $549.99

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MAGPUL - ENHANCED EJECTION PORT COVERS MAGPUL - ENHANCED EJECTION PORT COVERS
5 Stars
(3.7)
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HOWA - 1500 6.5 GRENDEL 20" THREADED HEAVY BARRELED MINI ACTION HOWA - 1500 6.5 GRENDEL 20" THREADED HEAVY BARRELED MINI ACTION
5 Stars
(4.5)

$449.99

Online Only - In stock
PHASE 5 TACTICAL - AR-15 EBR V3 EXTENDED BOLT RELEASE PHASE 5 TACTICAL - AR-15 EBR V3 EXTENDED BOLT RELEASE
5 Stars
(5.0)

$54.99

In stock
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HOWA - 1500 308 WIN 24" THREADED HEAVY BARRELED ACTION HOWA - 1500 308 WIN 24" THREADED HEAVY BARRELED ACTION
5 Stars
(4.8)

$449.99

Online Only - In stock
BRAVO COMPANY - AR-15/M4 FLATTOP UPPER RECEIVER ASSEMBLY BRAVO COMPANY - AR-15/M4 FLATTOP UPPER RECEIVER ASSEMBLY
5 Stars
(4.4)

$142.99

In stock
BATTLE ARMS DEVELOPMENT INC. - AR-15/M16 ENHANCED PIN SETS BATTLE ARMS DEVELOPMENT INC. - AR-15/M16 ENHANCED PIN SETS
5 Stars
(4.3)

$29.99 - $43.99

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V SEVEN WEAPON SYSTEMS - AR-15 BUFFER RETAINER TITANIUM V SEVEN WEAPON SYSTEMS - AR-15 BUFFER RETAINER TITANIUM
5 Stars
(4.8)

$11.64

In stock
Product badge FOXTROT MIKE PRODUCTS - MIKE-9 ENHANCED FORWARD CHARGING UPPER RECEIVERS FOXTROT MIKE PRODUCTS - MIKE-9 ENHANCED FORWARD CHARGING UPPER RECEIVERS
5 Stars
(4.8)
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In stock
LEGACY SPORTS INTERNATIONAL - HOWA 1500 DETACHABLE MAGAZINE DROP-IN KITS LEGACY SPORTS INTERNATIONAL - HOWA 1500 DETACHABLE MAGAZINE DROP-IN KITS
5 Stars
(3.3)

$58.99 - $69.00

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Product badge PRIMARY WEAPONS - MK116 PRO COMPLETE UPPER RECEIVER ASSEMBLY .223 WYLDE PRIMARY WEAPONS - MK116 PRO COMPLETE UPPER RECEIVER ASSEMBLY .223 WYLDE
5 Stars
(4.5)

$649.99

$746.99

In stock
BROWNELLS - AR-15 M16 A1 UPPER RECEIVER BROWNELLS - AR-15 M16 A1 UPPER RECEIVER
5 Stars
(4.8)

$159.99

In stock
Product badge AERO PRECISION - AR-15/M16 STRIPPED UPPER RECEIVER AERO PRECISION - AR-15/M16 STRIPPED UPPER RECEIVER
5 Stars
(4.9)
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In stock
SMITH TACTICS - AR-15 BATTLE BAR BLACK SMITH TACTICS - AR-15 BATTLE BAR BLACK
5 Stars
(3.6)

$79.99

In stock
TIMNEY - BROWNING A-BOLT TRIGGER SPRING KIT TIMNEY - BROWNING A-BOLT TRIGGER SPRING KIT
5 Stars
(4.9)

$35.99

In stock
PALO VERDE GUNWORKS - MARLIN LEVER ACTION SPRING KIT PALO VERDE GUNWORKS - MARLIN LEVER ACTION SPRING KIT
5 Stars
(4.0)

$26.49

In stock
SEEKINS PRECISION - AR-15/M16 ENHANCED BOLT CATCH SEEKINS PRECISION - AR-15/M16 ENHANCED BOLT CATCH
5 Stars
(3.3)

$15.99

In stock
BROWNELLS - BRN-4® UPPER RECEIVER ASSEMBLIES BROWNELLS - BRN-4® UPPER RECEIVER ASSEMBLIES
5 Stars
(3.6)

$1,199.00

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H-S PRECISION - 700 SHORT ACTION 308 DETACHABLE BOTTOM METALS H-S PRECISION - 700 SHORT ACTION 308 DETACHABLE BOTTOM METALS
5 Stars
(4.0)

$369.00 - $399.00

In stock
Product badge FOXTROT MIKE PRODUCTS - MIKE-9 ENHANCED PISTOL UPPER RECEIVERS FOXTROT MIKE PRODUCTS - MIKE-9 ENHANCED PISTOL UPPER RECEIVERS
5 Stars
(4.9)
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In stock
Product badge FOXTROT MIKE PRODUCTS - AR-15 MIKE-9 COMPLETE MONOLITHIC COLT STYLE UPPER RECEIVER 9MM FOXTROT MIKE PRODUCTS - AR-15 MIKE-9 COMPLETE MONOLITHIC COLT STYLE UPPER RECEIVER 9MM
5 Stars
(4.4)
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In stock
AERO PRECISION - AR-15 M4E1 ENHANCED UPPER RECEIVER AERO PRECISION - AR-15 M4E1 ENHANCED UPPER RECEIVER
5 Stars
(4.5)

$199.99

In stock
PALO VERDE GUNWORKS - ROSSI '92 SPRING KIT PALO VERDE GUNWORKS - ROSSI '92 SPRING KIT
5 Stars
(5.0)

$35.99

In stock
BROWNELLS - AR-15 A1 EJECTION PORT COVER ASSEMBLY BROWNELLS - AR-15 A1 EJECTION PORT COVER ASSEMBLY
5 Stars
(4.2)

$21.99

In stock
Product badge BROWNELLS - M16 MODEL 601 LOWER RECEIVER PIVOT PIN BROWNELLS - M16 MODEL 601 LOWER RECEIVER PIVOT PIN
5 Stars
(4.9)

$13.99

$15.99

In stock
AERO PRECISION - AR-15 ASSEMBLED UPPER RECEIVER 16" 5.56MM MID-LENGTH AERO PRECISION - AR-15 ASSEMBLED UPPER RECEIVER 16" 5.56MM MID-LENGTH
5 Stars
(4.3)

$404.99

In stock
Product badge 17 DESIGN AND MANUFACTURING - AR-308 INTEGRATED FOLDING LOWER RECEIVER 17 DESIGN AND MANUFACTURING - AR-308 INTEGRATED FOLDING LOWER RECEIVER
5 Stars
(2.7)

$149.99

$349.99

Online Only - In stock
POWER CUSTOM - AR-15/M16 RECEIVER SHIMS POWER CUSTOM - AR-15/M16 RECEIVER SHIMS
5 Stars
(4.0)

$34.99

In stock
TROY INDUSTRIES, INC. - AR-15/M16 AMBIDEXTROUS BOLT RELEASE TROY INDUSTRIES, INC. - AR-15/M16 AMBIDEXTROUS BOLT RELEASE
5 Stars
(4.4)

$30.99

In stock
STRIKE INDUSTRIES - AR-15 ENHANCED ULTIMATE DUST COVER STRIKE INDUSTRIES - AR-15 ENHANCED ULTIMATE DUST COVER
5 Stars
(5.0)

$14.95 - $16.99

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BROWNELLS - MARLIN LEVER ACTION QUICK TAKEDOWN SCREW BROWNELLS - MARLIN LEVER ACTION QUICK TAKEDOWN SCREW
5 Stars
(2.6)

$14.99

In stock
CMMG - AR-15 PIVOT PIN DETENTS CMMG - AR-15 PIVOT PIN DETENTS
5 Stars
(5.0)

$9.99

In stock
COLT - M16 20 INCH 5.56 COMPLETE UPPER RECEIVER GROUPS COLT - M16 20 INCH 5.56 COMPLETE UPPER RECEIVER GROUPS
5 Stars
(4.9)

$499.99 - $699.99

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SONS OF LIBERTY GUN WORKS - AR-15 EAST INDIA UPPER RECEIVER STARTER KITS W/ COMBAT GRADE BBL SONS OF LIBERTY GUN WORKS - AR-15 EAST INDIA UPPER RECEIVER STARTER KITS W/ COMBAT GRADE BBL
5 Stars
(4.4)
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In stock
BATTLE ARMS DEVELOPMENT INC. - AR-15 INVESTMENT CAST ENHANCED BOLT CATCH BATTLE ARMS DEVELOPMENT INC. - AR-15 INVESTMENT CAST ENHANCED BOLT CATCH
5 Stars
(4.5)

$14.99

In stock
LUTH-AR LLC - AR-15 FORWARD ASSIST ASSEMBLY LUTH-AR LLC - AR-15 FORWARD ASSIST ASSEMBLY
5 Stars
(5.0)

$11.23

In stock
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HOWA - M1500 LA BARRELED ACTION 6.5 PRC THREADED HOWA - M1500 LA BARRELED ACTION 6.5 PRC THREADED
5 Stars
(4.1)

$449.99 - $549.99

Online Only - In stock
FOXTROT MIKE PRODUCTS - AR-15 MIKE-45 45ACP BILLET LOWER RECEIVER STRIPPED FOXTROT MIKE PRODUCTS - AR-15 MIKE-45 45ACP BILLET LOWER RECEIVER STRIPPED
5 Stars
(4.4)

$169.00

Online Only - In stock
KNS PRECISION, INC. - AR-15/M16 ENHANCED TAKEDOWN PINS KNS PRECISION, INC. - AR-15/M16 ENHANCED TAKEDOWN PINS
5 Stars
(4.4)

$23.49 - $25.49

In stock
CMMG - AR-15/M16 EJECTION PORT COVER KIT WITH GAS DEFLECTOR CMMG - AR-15/M16 EJECTION PORT COVER KIT WITH GAS DEFLECTOR
5 Stars
(3.3)

$12.99

In stock
WILSON COMBAT - AR-15/M16 MARKED EJECTION PORT COVERS WILSON COMBAT - AR-15/M16 MARKED EJECTION PORT COVERS
5 Stars
(2.3)

$9.95

In stock
AERO PRECISION - LOWER BOLT CATCH PIN FOR AR-15 M4E1 AERO PRECISION - LOWER BOLT CATCH PIN FOR AR-15 M4E1
5 Stars
(5.0)

$8.99

In stock
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HOWA - M1500 6.5 PRC CARBON FIBER BARRELED ACTION HOWA - M1500 6.5 PRC CARBON FIBER BARRELED ACTION
5 Stars
(4.3)

$919.99

Online Only - In stock
ZERMATT ARMS - ORIGIN SHORT ACTION RECEIVER ZERMATT ARMS - ORIGIN SHORT ACTION RECEIVER
5 Stars
(5.0)

$900.00

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Product badge PRIMARY WEAPONS - MK111 PRO UPPER RECEIVER COMPLETE .223 WYLDE PRIMARY WEAPONS - MK111 PRO UPPER RECEIVER COMPLETE .223 WYLDE
5 Stars
(4.7)

$699.99

$804.99

In stock
H-S PRECISION - REMINGTON 700 LONG ACTION DETACHABLE MAGAZINE BOTTOM METALS H-S PRECISION - REMINGTON 700 LONG ACTION DETACHABLE MAGAZINE BOTTOM METALS
5 Stars
(4.3)

$369.00

In stock
SONS OF LIBERTY GUN WORKS - AR-15 LOWER RECEIVER SEMI COMPLETE SONS OF LIBERTY GUN WORKS - AR-15 LOWER RECEIVER SEMI COMPLETE
5 Stars
(5.0)

$335.99

Online Only - In stock
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