Save $25 On Orders $200+ w/ Code: SAVE25 • Save $50 On Orders $300+ w/ Code: SAVE50 • Save $100 On Orders $550+ w/ Code: SAVE100

Save $25 On Orders $200+ w/ Code: SAVE25 • Save $50 On Orders $300+ w/ Code: SAVE50 • Save $100 On Orders $550+ w/ Code: SAVE100

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BROWNELLS BRN-180® GEN3

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THE BETTER HALF
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Brownells BRN-180M
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BROWNELLS BRN-22

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Rifle Receivers & Parts

310 Items

Rifle Receivers & Parts Up To 68% Off— 310 Products In Stock / 110 Models

Our Rifle Receivers & Parts lineup includes 310 in-stock products selected from the brands serious shooters and outdoorsmen rely on. Enjoy savings Up To 68% Off on qualifying orders, all protected by our Forever Guarantee®.

You'll find options across Upper Receivers, Bolt Catch Parts, Rifle Barreled Actions, & Ejection Port Covers & Parts from 93 premium brands like AERO PRECISION, BROWNELLS, HOWA, COLT, with detailed specs to help you compare quality, materials, and performance. Verified buyers give our Rifle Receivers & Parts 4.5 Ratings out of 3,190 Reviews from verified buyers, a strong signal you can shop with confidence.

Whether you are gearing up for the range, the field, or daily carry, we stand behind every Rifle Receivers & Parts product we ship. Visit our full Rifle Parts category for the complete selection of related gear.

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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

In stock
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
(2.9)

$1,199.99

In stock
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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

In stock
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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

In stock
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BROWNELLS - BRN-180 GEN 3 223 WYLDE 13.9" COMPLETE UPPER RECEIVER BROWNELLS - BRN-180 GEN 3 223 WYLDE 13.9" COMPLETE UPPER RECEIVER
5 Stars
(3.1)

$1,199.99

In stock
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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

In stock
BRAVO COMPANY - LOWER RECEIVERS W/ MK 2 RMS & MOD-0 STOCK BRAVO COMPANY - LOWER RECEIVERS W/ MK 2 RMS & MOD-0 STOCK
5 Stars
(4.6)

$549.00 - $599.99

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BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22® BROWNELLS - BRN-22 STRIPPED RECEIVER FOR RUGER® 10/22®
5 Stars
(4.1)

$119.99 - $149.99

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DANIEL DEFENSE - M4A1 SOCOM BLOCK II 5.56 NATO STRIPPED UPPER RECEIVER DANIEL DEFENSE - M4A1 SOCOM BLOCK II 5.56 NATO STRIPPED UPPER RECEIVER
5 Stars
(4.6)

$899.99 - $949.99

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DANIEL DEFENSE - MK18 STRIPPED SOCOM UPPER RECEIVER DANIEL DEFENSE - MK18 STRIPPED SOCOM UPPER RECEIVER
5 Stars
(4.5)

$899.99

In stock
GEISSELE AUTOMATICS LLC - MARITIME BOLT CATCH FOR AR-15 GEISSELE AUTOMATICS LLC - MARITIME BOLT CATCH FOR AR-15
5 Stars
(4.5)

$31.00

In stock
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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

In stock
FIGHTLITE INDUSTRIES - MCR DUAL-FEED 5.56X45 NATO UPPER RECEIVER FIGHTLITE INDUSTRIES - MCR DUAL-FEED 5.56X45 NATO UPPER RECEIVER
5 Stars
(0.0)
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BROWNELLS - BRN-180 GEN 3 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY BROWNELLS - BRN-180 GEN 3 223 WYLDE 16" COMPLETE UPPER RECEIVER ASSEMBLY
5 Stars
(3.3)

$1,199.99

In stock
BRAVO COMPANY - LOWERS W/ MK2 RMS & MOD 0 SOPMOD STOCK BRAVO COMPANY - LOWERS W/ MK2 RMS & MOD 0 SOPMOD STOCK
5 Stars
(5.0)

$549.00 - $549.99

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BROWNELLS - BRN-22 TAKEDOWN STRIPPED RECEIVER FOR RUGER 10/22® BROWNELLS - BRN-22 TAKEDOWN STRIPPED RECEIVER FOR RUGER 10/22®
5 Stars
(4.4)

$169.99

In stock
BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER BROWNELLS - AR-15 C7 STRIPPED UPPER RECEIVER
5 Stars
(3.8)

$149.99

In stock
BRAVO COMPANY - AR-15 COMPLETE WIDEBODY LOWER W/MK2RMS-M1T0 & MOD-2-SOPMOD STOCK BRAVO COMPANY - AR-15 COMPLETE WIDEBODY LOWER W/MK2RMS-M1T0 & MOD-2-SOPMOD STOCK
5 Stars
(4.3)

$559.00

Online Only - In stock
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AMERICAN DEFENSE MANUFACTURING - UIC-180 STRIPPED LOWER AMBIDEXTROUS RECEIVER AMERICAN DEFENSE MANUFACTURING - UIC-180 STRIPPED LOWER AMBIDEXTROUS RECEIVER
5 Stars
(5.0)
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HOWA - 1500 308 WIN 20" THREADED HEAVY BARRELED ACTION HOWA - 1500 308 WIN 20" THREADED HEAVY BARRELED ACTION
5 Stars
(4.7)

$552.31

Online Only - In stock
BRAVO COMPANY - RECEIVERS W/ MK2 RMS & MOD-1 SOPMOD STOCK BRAVO COMPANY - RECEIVERS W/ MK2 RMS & MOD-1 SOPMOD STOCK
5 Stars
(5.0)

$563.00

Online Only - In stock
GEISSELE AUTOMATICS LLC - AR-15 PREMIUM MIL-SPEC BUFFER TUBE ASSEMBLY WITH SUPER 42 GEISSELE AUTOMATICS LLC - AR-15 PREMIUM MIL-SPEC BUFFER TUBE ASSEMBLY WITH SUPER 42
5 Stars
(5.0)

$133.00 - $197.00

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

$806.59 - $859.99

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HOWA - 1500 BARRELED MINI ACTIONS 6MM ARC HOWA - 1500 BARRELED MINI ACTIONS 6MM ARC
5 Stars
(4.5)

$530.77 - $552.31

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HOWA - M1500 300 AAC BLACKOUT HEAVY THREADED BARREL MINI ACTION HOWA - M1500 300 AAC BLACKOUT HEAVY THREADED BARREL MINI ACTION
5 Stars
(5.0)

$567.69

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HOWA - M1500 308 WINCHESTER 16.25" HEAVY THREADED BARRELED ACTION HOWA - M1500 308 WINCHESTER 16.25" HEAVY THREADED BARRELED ACTION
5 Stars
(4.9)

$567.69

Online Only - In stock
MAGPUL - B.A.D. LEVER® BATTERY ASSIST DEVICE FOR AR-15/M4 MAGPUL - B.A.D. LEVER® BATTERY ASSIST DEVICE FOR AR-15/M4
5 Stars
(4.4)

$26.49

In stock
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HOWA - M1500 6.5 PRC LA THREADED BARRELED ACTION HOWA - M1500 6.5 PRC LA THREADED BARRELED ACTION
5 Stars
(4.3)

$530.77 - $598.46

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VOLQUARTSEN - SUMMIT BOLT ACTION RECEIVER AND BOLT VOLQUARTSEN - SUMMIT BOLT ACTION RECEIVER AND BOLT
5 Stars
(4.5)

$592.00

Online Only - In stock
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HOWA - M1500 MINI 22 ARC BARRELED ACTION HOWA - M1500 MINI 22 ARC BARRELED ACTION
5 Stars
(5.0)

$530.77 - $1,060.00

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BROWNELLS - BRN-180M STRIPPED LOWER RECEIVER BLACK AMBIDEXTROUS BROWNELLS - BRN-180M STRIPPED LOWER RECEIVER BLACK AMBIDEXTROUS
5 Stars
(3.5)

$299.99

In stock
LMT DEFENSE - MARS-L SOPMOD COMPLETE LOWER RECEIVER LMT DEFENSE - MARS-L SOPMOD COMPLETE LOWER RECEIVER
5 Stars
(4.7)

$969.30

Online Only - In stock
Products:  1  –  32  of 683