Celebrating 87 Years! Shop Exclusive Anniversary Offers Now

Celebrating 87 Years! Shop Exclusive Offers Now

Orders $150+ SHIP FREE w/ Code: 150FREESHIP

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BUILT ON TRADITION.
DRIVEN BY PERFORMANCE.

Shop Exclusive Deals All Month Long!
Shop The 87th Anniversary Event!
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EXCLUSIVE DANIEL DEFENSE
MK18 & M4A1 STRIPPED UPPERS

RISII & RISIII Rails, Cold Hammer Forged Barrels
& Legendary Daniel Defense Quality
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BROWNELLS BRN-180® GEN3

You've Been Waiting - Don't Miss Out Again!
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THE GOLD STANDARD
OF AR UPGRADES!

Shop Geissele Uppers,
Triggers, and Upgrades!
Upgrade Now!
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EXCLUSIVE HOWA BARRELED ACTIONS
- PERFORMANCE GUARANTEED

Howa barreled actions ensure
the confidence needed to hit your mark
on the range, at competition or on the hunt!
Take Advantage Now
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SMALLER.
LIGHTER.
STRONGER.

Check-Out The New
Law Folder Gen S!
Take A Look
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THE BETTER HALF
OF YOUR BRN-180®

Brownells BRN-180M
Fully Ambidextrous Lower
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BROWNELLS BRN-22

Precision, Reliability, and Customizable
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Rifle Receivers & Parts

342 Items

Rifle Receivers & Parts Up To 68% Off— 342 Products In Stock / 106 Models

Our Rifle Receivers & Parts lineup includes 342 in-stock products selected from the brands serious shooters and outdoorsmen rely on. Enjoy savings Up To 68% Off on qualifying orders, and all Brownells brand products backed by our Forever Guarantee®.

You'll find options across Upper Receivers, Rifle Barreled Actions, Bolt Catch Parts, & Ejection Port Covers & Parts from 89 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 3,105 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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GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - MK16 URG-I COMPLETE UPPER RECEIVERS 5.56MM
5 Stars
(4.8)

$1,525.00

Select Items 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
GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY MOD1 5.56X45 NATO COMPLETE UPPER RECEIVER
5 Stars
(4.1)

$1,325.00 - $1,450.00

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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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GEISSELE AUTOMATICS LLC - ULTRA DUTY CHECKERED TAKEDOWN PIN SET GEISSELE AUTOMATICS LLC - ULTRA DUTY CHECKERED TAKEDOWN PIN SET
5 Stars
(0.0)

$28.00

In stock
GEISSELE AUTOMATICS LLC - SUPER DUTY TAKEDOWN PIN SET GEISSELE AUTOMATICS LLC - SUPER DUTY TAKEDOWN PIN SET
5 Stars
(5.0)

$19.00

In stock
GEISSELE AUTOMATICS LLC - POSI-SNAP SAFETY SELECTOR GEISSELE AUTOMATICS LLC - POSI-SNAP SAFETY SELECTOR
5 Stars
(0.0)

$37.00

In stock
GEISSELE AUTOMATICS LLC - SUPER STAINLESS MAG CATCH GEISSELE AUTOMATICS LLC - SUPER STAINLESS MAG CATCH
5 Stars
(5.0)

$22.00

In stock
GEISSELE AUTOMATICS LLC - ULTRA DUTY MAG RELEASE BUTTON GEISSELE AUTOMATICS LLC - ULTRA DUTY MAG RELEASE BUTTON
5 Stars
(0.0)

$13.00

In stock
GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM
5 Stars
(5.0)

$1,025.00 - $1,150.00

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