6275 Brownells Banner - New product - _Category Header
6275 Brownells Banner - New product - _Category Header Mobile

SMALLER.
LIGHTER.
STRONGER.

Check-Out The New
Law Folder Gen S!
Take A Look
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!
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

2,421 Items

Browse Rifle Barrels, Stocks, Triggers, Bolt Carriers & More - 2,421 Products / 317 Models

Our range of rifle parts (2,421) 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, COLT, and MAGPUL and take advantage of savings Up To 80% Off on rifle parts built for quality and reliability. View all our Gun Parts.

Sort by:
2,421 Results
You're viewing results for:
Products:  1  –  32  of 1807
Number of results: 
  • 32
  • 64
  • 96
RADIAN WEAPONS - MODEL 1 BUILDER KIT RADIAN WEAPONS - MODEL 1 BUILDER KIT
5 Stars
(5.0)

$1,254.95 - $1,359.95

Online Only - In stock
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)

$1,025.00 - $1,150.00

Select Items In Stock
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

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

$969.30

Online Only - In stock
PROOF RESEARCH, INC - AR-15 6MM ARC STAINLESS STEEL BARREL PROOF RESEARCH, INC - AR-15 6MM ARC STAINLESS STEEL BARREL
5 Stars
(5.0)

$649.00

Select Items In Stock
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

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
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
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
GEISSELE AUTOMATICS LLC - AR-15 MK4 FEDERAL SUPER MODULAR RAILS GEISSELE AUTOMATICS LLC - AR-15 MK4 FEDERAL SUPER MODULAR RAILS
5 Stars
(5.0)

$400.00 - $425.00

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
BRAVO COMPANY - AR-15 MK12 BARREL 18" STAINLESS STEEL BRAVO COMPANY - AR-15 MK12 BARREL 18" STAINLESS STEEL
5 Stars
(5.0)

$383.95

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
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)

$302.68 - $348.68

Select Items 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
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)

$335.00

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

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

$324.99

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
FAXON FIREARMS - MATCH 22 ARC FLAME FLUTED CONTOUR RIFLE BARREL FOR AR-15 FAXON FIREARMS - MATCH 22 ARC FLAME FLUTED CONTOUR RIFLE BARREL FOR AR-15
5 Stars
(5.0)

$312.80

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
CMMG - .22LR BARREL & BOLT GROUP KIT M4 CMMG - .22LR BARREL & BOLT GROUP KIT M4
5 Stars
(5.0)

$305.99

In stock
FAXON FIREARMS - MATCH 223 WYLDE HEAVY FLUTED PROFILE RIFLE BARRELS FOR AR-15 FAXON FIREARMS - MATCH 223 WYLDE HEAVY FLUTED PROFILE RIFLE BARRELS FOR AR-15
5 Stars
(5.0)

$285.20 - $303.60

Select Items 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
TRIGGERTECH - AR15 SINGLE-STAGE ADAPTABLE TRIGGERS TRIGGERTECH - AR15 SINGLE-STAGE ADAPTABLE TRIGGERS
5 Stars
(5.0)

$284.99

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
WILSON COMBAT - AR-15 RANGER BARRELS 5.56MM WILSON COMBAT - AR-15 RANGER BARRELS 5.56MM
5 Stars
(5.0)

$270.95

In stock
WILSON COMBAT - AR-15 RANGER BARREL 6.8 SPC II WILSON COMBAT - AR-15 RANGER BARREL 6.8 SPC II
5 Stars
(5.0)

$270.95

In stock
Products:  1  –  32  of 1807