5938 Brownells Site Banners - Week 50 - Category Banners_CMMG
5938 Brownells Site Banners - Week 50 - Category Banners_CMMG Mobile

15% Off All CMMG
AR Parts & Upgrades

*Prices Shown In Cart

Shop The Sale
4662-BRN-180-Ambi-Lower-CP-Hero-1920x385
4662-BRN-180-Ambi-Lower-CP-Hero-768x450

THE BETTER HALF
OF YOUR BRN-180®

Brownells BRN-180M
Fully Ambidextrous Lower
Back In Stock!
5323 Brownells Site Banners - SC Brownells Tax Stamp Promo_Category Banner
5323 Brownells Site Banners - SC Brownells Tax Stamp Promo_Category Banner Mobile

ON SELECT SUPPRESSORS

From Banish, Gunwerks & Nosler
+ Delivered To Your Door!
Find Your New Can
4509 Site Banners - BRN180 Gen-3 Launch_Category Hero
4509 Site Banners - BRN180 Gen-3 Launch_Category Hero Mobile(1)

BROWNELLS BRN-180® GEN3

See What You've Been Missing
Back In Stock!

Rifle Parts

2,362 Items

Browse Rifle Barrels, Stocks, Triggers, Bolt Carriers & More - 2,362 Products / 313 Models

Our range of rifle parts (2,362) provides everything you need to maintain, repair, or customize your rifle for any purpose.

We have rifle barrels for precision shooting, stocks for added stability, triggers to enhance control, and bolt carriers for reliable cycling. With options tailored for various rifle platforms, you’ll find the right components to improve rifle's performance.

Shop trusted brands like BROWNELLS, AERO PRECISION, MAGPUL, and BROWNING and take advantage of savings Up To 80% Off on rifle parts built for quality and reliability. View all our Gun Parts.

Sort by:
2,362 Results
You're viewing results for:
Products:   –   of 1780
Number of results: 
  • 32
  • 64
  • 96
BROWNELLS BUNDLES - M4A1 BLOCK II TRIBUTE BUNDLE BROWNELLS BUNDLES - M4A1 BLOCK II TRIBUTE BUNDLE
5 Stars
(5.0)

$1,499.00

In stock
DANIEL DEFENSE - MK18 5.56 UPPER RECEIVER GROUP COMPLETE DANIEL DEFENSE - MK18 5.56 UPPER RECEIVER GROUP COMPLETE
5 Stars
(5.0)

$1,412.00

Select Items In Stock
RADIAN WEAPONS - MODEL 1 BUILDER KIT RADIAN WEAPONS - MODEL 1 BUILDER KIT
5 Stars
(5.0)

$1,254.95 - $1,359.95

Select Items In Stock
Product badge SONS OF LIBERTY GUN WORKS - BROADSWORD-89 6MM MAX ASSEMBLED UPPER RECEIVER FOR AR-15 SONS OF LIBERTY GUN WORKS - BROADSWORD-89 6MM MAX ASSEMBLED UPPER RECEIVER FOR AR-15
5 Stars
(5.0)

$1,187.50 - $1,282.50

Select Items 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)

$969.99 - $1,120.00

Select Items In Stock
LMT DEFENSE - MARS-L SOPMOD COMPLETE LOWER RECEIVER LMT DEFENSE - MARS-L SOPMOD COMPLETE LOWER RECEIVER
5 Stars
(5.0)

$863.10

Online Only - In stock
COLT - M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS COLT - M4 UPPER RECEIVER ASSEMBLY NO HANDGUARDS
5 Stars
(5.0)

$749.99

Select Items In Stock
GEMTECH - M&P 15-22 INTEGRA SUPPRESSED UPPER RECEIVER .22LR GEMTECH - M&P 15-22 INTEGRA SUPPRESSED UPPER RECEIVER .22LR
5 Stars
(5.0)

$634.99

Online Only - In stock
BRAVO COMPANY - AR-15 COMPLETE WIDEBODY LOWER RECEIVER WITH MOD-2-SOPMOD STOCK BRAVO COMPANY - AR-15 COMPLETE WIDEBODY LOWER RECEIVER WITH MOD-2-SOPMOD STOCK
5 Stars
(5.0)

$535.00

Online Only - In stock
RADIAN WEAPONS - A-DAC 15 AMBIDEXTROUS LOWER RECEIVER RADIAN WEAPONS - A-DAC 15 AMBIDEXTROUS LOWER RECEIVER
5 Stars
(5.0)

$514.95

Online Only - In stock
DANIEL DEFENSE - AR-15/M16 RISII M4A1 FSP BLK NO WRENCH DANIEL DEFENSE - AR-15/M16 RISII M4A1 FSP BLK NO WRENCH
5 Stars
(5.0)

$501.00

In stock
DANIEL DEFENSE - AR-15 RAIL INTERFACE SYSTEM II DANIEL DEFENSE - AR-15 RAIL INTERFACE SYSTEM II
5 Stars
(5.0)

$501.00

Select Items In Stock
DANIEL DEFENSE - AR-15/M16 DDM4 HANDGUARDS DANIEL DEFENSE - AR-15/M16 DDM4 HANDGUARDS
5 Stars
(5.0)

$427.00 - $462.00

Select Items 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)

$432.99 - $434.99

Select Items 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)

$419.99

Online Only - 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
(5.0)

$418.99

Select Items In Stock
Product badge
KAK INDUSTRY LLC. - 5.56X45 NATO COMPLETE UPPER RECEIVER KAK INDUSTRY LLC. - 5.56X45 NATO COMPLETE UPPER RECEIVER
5 Stars
(5.0)

$399.99

In stock
LUTH-AR LLC - AR-15 16" LO-DRAG BULL UPPER RECEIVERS LUTH-AR LLC - AR-15 16" LO-DRAG BULL UPPER RECEIVERS
5 Stars
(5.0)

$357.15 - $385.35

Select Items In Stock
Product badge CMMG - .22LR BARREL & BOLT GROUP KIT M4 CMMG - .22LR BARREL & BOLT GROUP KIT M4
5 Stars
(5.0)

$359.99

In stock
GEISSELE AUTOMATICS LLC - HI-SPEED NATIONAL MATCH 2-STAGE TRIGGER W/LARGE PIN FOR AR-15 GEISSELE AUTOMATICS LLC - HI-SPEED NATIONAL MATCH 2-STAGE TRIGGER W/LARGE PIN FOR AR-15
5 Stars
(5.0)

$355.00

In stock
BATTLE ARMS DEVELOPMENT INC. - AR-15 10" CARBON FIBER HANDGUARD M-LOK BATTLE ARMS DEVELOPMENT INC. - AR-15 10" CARBON FIBER HANDGUARD M-LOK
5 Stars
(5.0)

$335.53

In stock
SONS OF LIBERTY GUN WORKS - BROADSWORD-89 BILLET UPPER RECEIVER SONS OF LIBERTY GUN WORKS - BROADSWORD-89 BILLET UPPER RECEIVER
5 Stars
(5.0)

$332.50

In stock
WILSON COMBAT - AR-15 SUPER SNIPER BARREL 223 WYLDE WILSON COMBAT - AR-15 SUPER SNIPER BARREL 223 WYLDE
5 Stars
(5.0)

$308.95 - $330.95

Select Items In Stock
GEISSELE AUTOMATICS LLC - SSA X 2-STAGE TRIGGER WITH LIGHTNING BOW® FOR AR-15 GEISSELE AUTOMATICS LLC - SSA X 2-STAGE TRIGGER WITH LIGHTNING BOW® FOR AR-15
5 Stars
(5.0)

$330.00

In stock
CRITERION BARRELS INC - SBN .223 WYLDE HYBRID BARRELS FOR AR-15 CRITERION BARRELS INC - SBN .223 WYLDE HYBRID BARRELS FOR AR-15
5 Stars
(5.0)

$313.49

In stock
WILSON COMBAT - AR-15 RECON BARREL 5.56 WILSON COMBAT - AR-15 RECON BARREL 5.56
5 Stars
(5.0)

$270.95 - $308.95

In stock
Product badge FAXON FIREARMS - STREAMLINE CARBON FIBER M-LOK FREE FLOAT HANDGUARDS FOR AR-15 FAXON FIREARMS - STREAMLINE CARBON FIBER M-LOK FREE FLOAT HANDGUARDS FOR AR-15
5 Stars
(5.0)

$265.15 - $305.45

$302.68 - $348.68

In stock
TRIGGERTECH - AR15 SINGLE-STAGE DIAMOND TRIGGERS TRIGGERTECH - AR15 SINGLE-STAGE DIAMOND TRIGGERS
5 Stars
(5.0)

$289.99

In stock
BALLISTIC ADVANTAGE - PREMIUM BLACK 6.5 CREEDMOOR LOW PROFILE BARRELS FOR AR-15 BALLISTIC ADVANTAGE - PREMIUM BLACK 6.5 CREEDMOOR LOW PROFILE BARRELS FOR AR-15
5 Stars
(5.0)

$275.50 - $285.00

In stock
SONS OF LIBERTY GUN WORKS - PRECISION 223 WYLDE RIFLE BARREL FOR AR-15 SONS OF LIBERTY GUN WORKS - PRECISION 223 WYLDE RIFLE BARREL FOR AR-15
5 Stars
(5.0)

$284.05

Select Items In Stock
SPIKES TACTICAL - AR-15 COMPLETE M4 LOWER RECEIVER SPIKES TACTICAL - AR-15 COMPLETE M4 LOWER RECEIVER
5 Stars
(5.0)

$283.99

Online Only - In stock
Product badge FAXON FIREARMS - 6.5 GRENDEL HEAVY PROFILE RIFLE BARRELS FOR AR-15 FAXON FIREARMS - 6.5 GRENDEL HEAVY PROFILE RIFLE BARRELS FOR AR-15
5 Stars
(5.0)

$265.96 - $274.02

$303.60 - $312.80

In stock
Products:   –   of 1780