Sign up for our newsletter — Exclusive Deals, New Arrivals, & More Sign Up Here

Search

Start your search here...

Search

Wishlist

Cart 0

You may also like

Based on your cart

Order Note

Add order or delivery instructions for our team.

Order instructions

Coupon

Enter your coupon code and we'll apply it at checkout.

Coupon code

Total: $0.00

Taxes and shipping calculated at checkout

View Cart Check Out

Home
Firearms
1911s Semi-Auto Pistols Revolvers Old-School Revolvers S&W Model 36 Used Sig P320s Beretta 71s See All →

Bolt Action Semi-Auto Rifles Lever Action Hunting M48 Sporter M937B Rifles M937A Rifles Swiss Rifles Enfield Rifles SKS SKS Yugo Sporter SKS Yugo Military See All →

Semi-Auto Tactical Pump Action AR-Style Lever Action Break Action See All →

AKs AK Rifles AK Pistols AK Receivers AR-15 AR-15 Rifles AR-15 Lowers AR-15 Pistols Receivers & Lowers See All →

Gunsmith Specials Classic Military Cheap Guns Certified Used C&R Eligible See All →
Ammunition
9mm .45 ACP .40 S&W .380 ACP See All

.223 / 5.56 7.62x39 See All

Rimfire Shotshells See All

Bulk Ammo Blowout Deals Surplus Ammo See All

Brass Case Steel Case Reloading See All
Magazines
Glock 1911 See All

AR-15 / AR-10 AK Saiga / Vepr Shotgun See All

Drums Surplus Mags Suomi M31 See All

Loaders & Carriers Magazine Parts & Accessories Closeouts See All
C&R Eligible
Parts and Accessories
All AR-15 Parts Upper Parts Lower Parts Complete Uppers AR-15 Kits Lower Parts Kits AR Build Tools See All →

All AK Parts AK Furniture AK Kits AK Build Tools SKS Parts Saiga / VEPR Parts Yugo M70 AK Parts See All →

Barrels & Barrel Components Bolts & Bolt Carrier Groups Buttstocks Grips & Grip Parts Handguards & Handguard Parts Fire Control Parts Sights & Sight Accessories Muzzle Brakes Gas Tubes & Components Springs, Pins, Screws & Detents Trunnions Surplus Barrels Magazine Parts See All →

1911 Parts AR Parts Glock Parts HK G3/91 Parts CETME FN FAL Enfield Parts Mosin Nagant M53 Parts MG42 Parts MG34 DPM/DP28 HK21 PSL/FPK Parts US (922r) AK Parts VZ-58 Parts VZ61 Parts UZI M77 See All →

Rifle Scopes Reflex Sights Thermal Lights Slings & Sling Accessories Holsters Mag Pouches Bayonets & Sheaths Cleaning See All →

Backpacks First Aid Packaged Food Targets Law Enforcement Supplies See All →
Military Surplus
Accessories Bags Jackets Wet Weather Camping Pants Headwear Shirts Footwear Suits See All →

Jackets Accessories Headwear Pants Wet Weather Footwear Shirts Vests Uniform Jackets Underwear Sweaters Coveralls & Field Suits Patches & Insignia See All →

Bags & Pouches Camping Other Equipment Gun Accessories Tools Cleaning Kits Gas Masks Flashlights & Lights Straps & Rope Armour & Protection Ammo Cans Optics & Goggles First Aid See All →

Surplus Barrels Bayonets See All →

German Reproduction US Reproduction See All →
Parts Kits
Polish East German Bulgarian Romanian Other AK American Iraqi Tabuk Hungarian Yugo See All

Complete Rifle Kits Complete Pistol Kits Upper Parts Kits Lower Parts Kits See All

MP5 (German HK) AP5 (Turkish) Sten VZ61 Skorpion UZI M948 PPS-43 Vigneron Beretta PM12 M31 Suomi Kp44 PM63 Z70B Beretta 38/49 LF-57 M56 See All

MG42 1919 Browning Bren AA52 (French) SG-43 ZB-37 DPM M77 See All

FN FAL / L1A1 G3 / HK91 / CETME Colt M16 Galil VZ58 STG 57 (SIG 510) SIG 540-series Steyr AUG See All

Mauser Enfield G3 / CETME 1911 See All

Walther Smith & Wesson CZ / Czech Tokarev / TT See All

See All

We've sent you an email with a link to update your password.

Login

Please enter your e-mail and password:

Email

Password

Forgot your password?

New customer? Register

Reset your password

We will send you an email to reset your password.

Email

Home / AR-15 Complete Uppers

Collection: AR-15 Complete Uppers

AR-15 Complete Uppers (96)

AR-15 Complete Uppers (96)

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Sort by:

Filter:

Availability 0

Availability

In stock (24) In stock (24 products)
Out of stock (72) Out of stock (72 products)

In stock (24 products)
Out of stock (72 products)

Brand 0

Brand

Andro Corp Industries (5) Andro Corp Industries (5 products)
Angstadt Arms (1) Angstadt Arms (1 product)
Bilson Arms (1) Bilson Arms (1 product)
Chiappa Firearms (2) Chiappa Firearms (2 products)
CMMG (10) CMMG (10 products)
Cobalt Kinetics (13) Cobalt Kinetics (13 products)
Del-Ton (4) Del-Ton (4 products)
DPMS Panther Arms (1) DPMS Panther Arms (1 product)
Faxon Firearms (4) Faxon Firearms (4 products)
Fightlite Industries (3) Fightlite Industries (3 products)
Gemtech (1) Gemtech (1 product)
HM Defense (1) HM Defense (1 product)
LBE Unlimited (4) LBE Unlimited (4 products)
Luth-AR (3) Luth-AR (3 products)
One Horse (1) One Horse (1 product)
Patriot Ordnance Factory (6) Patriot Ordnance Factory (6 products)
Primary Weapons (2) Primary Weapons (2 products)
Radian Weapons (9) Radian Weapons (9 products)
Redfield (2) Redfield (2 products)
Rise Armament (6) Rise Armament (6 products)
Rock River Arms (1) Rock River Arms (1 product)
Spikes (4) Spikes (4 products)
TacFire (12) TacFire (12 products)

Andro Corp Industries (5 products)
Angstadt Arms (1 product)
Bilson Arms (1 product)
Chiappa Firearms (2 products)
CMMG (10 products)
Cobalt Kinetics (13 products)
Del-Ton (4 products)
DPMS Panther Arms (1 product)
Faxon Firearms (4 products)
Fightlite Industries (3 products)
Gemtech (1 product)
HM Defense (1 product)
LBE Unlimited (4 products)
Luth-AR (3 products)
One Horse (1 product)
Patriot Ordnance Factory (6 products)
Primary Weapons (2 products)
Radian Weapons (9 products)
Redfield (2 products)
Rise Armament (6 products)
Rock River Arms (1 product)
Spikes (4 products)
TacFire (12 products)

Caliber/Gauge 0

Caliber/Gauge

300 AAC Blackout (2) 300 AAC Blackout (2 products)
45 ACP (2) 45 ACP (2 products)
22 ARC (6) 22 ARC (6 products)
338 ARC (2) 338 ARC (2 products)
300 Blackout (8) 300 Blackout (8 products)
350 Legend (2) 350 Legend (2 products)
22 LR (2) 22 LR (2 products)
5.7x28mm (2) 5.7x28mm (2 products)
7.62x39mm (2) 7.62x39mm (2 products)
6mm ARC (6) 6mm ARC (6 products)
9mm Luger (4) 9mm Luger (4 products)
5.56x45mm NATO (39) 5.56x45mm NATO (39 products)
5.56 NATO (2) 5.56 NATO (2 products)
223 Rem (1) 223 Rem (1 product)
223 Wylde (3) 223 Wylde (3 products)
.223 Remington, 5.56x45mm NATO (1) .223 Remington, 5.56x45mm NATO (1 product)
223 Rem / 5.56 NATO (1) 223 Rem / 5.56 NATO (1 product)
223 Rem, 5.56x45mm NATO (1) 223 Rem, 5.56x45mm NATO (1 product)
223 Rem/5.56 NATO (1) 223 Rem/5.56 NATO (1 product)
223 Remington, 5.56x45mm NATO (2) 223 Remington, 5.56x45mm NATO (2 products)
Multi-Caliber (1) Multi-Caliber (1 product)

300 AAC Blackout (2 products)
45 ACP (2 products)
22 ARC (6 products)
338 ARC (2 products)
300 Blackout (8 products)
350 Legend (2 products)
22 LR (2 products)
5.7x28mm (2 products)
7.62x39mm (2 products)
6mm ARC (6 products)
9mm Luger (4 products)
5.56x45mm NATO (39 products)
5.56 NATO (2 products)
223 Rem (1 product)
223 Wylde (3 products)
.223 Remington, 5.56x45mm NATO (1 product)
223 Rem / 5.56 NATO (1 product)
223 Rem, 5.56x45mm NATO (1 product)
223 Rem/5.56 NATO (1 product)
223 Remington, 5.56x45mm NATO (2 products)
Multi-Caliber (1 product)

Firearm Fit 0

Firearm Fit

AR Platform (3) AR Platform (3 products)
AR-15 (62) AR-15 (62 products)
AR-15, M16 (1) AR-15, M16 (1 product)
AR-15, M4 (2) AR-15, M4 (2 products)
AR-15, M4, M16 (1) AR-15, M4, M16 (1 product)
AR-15, Mil-Spec Lower Receiver (1) AR-15, Mil-Spec Lower Receiver (1 product)
AR-15, Mk4 (1) AR-15, Mk4 (1 product)
AR-Platform (2) AR-Platform (2 products)
Dissent Mk4 (1) Dissent Mk4 (1 product)
Mil-Spec Lower Receivers (1) Mil-Spec Lower Receivers (1 product)

AR Platform (3 products)
AR-15 (62 products)
AR-15, M16 (1 product)
AR-15, M4 (2 products)
AR-15, M4, M16 (1 product)
AR-15, Mil-Spec Lower Receiver (1 product)
AR-15, Mk4 (1 product)
AR-Platform (2 products)
Dissent Mk4 (1 product)
Mil-Spec Lower Receivers (1 product)

Capacity 0

Capacity

10 (1) 10 (1 product)
28 (2) 28 (2 products)

10 (1 product)
28 (2 products)

Color 0

Color

Armor Black (2) Armor Black (2 products)
Black (41) Black (41 products)
Black / Silver (1) Black / Silver (1 product)
Charcoal (1) Charcoal (1 product)
CK Green (1) CK Green (1 product)
Flat Dark Earth (7) Flat Dark Earth (7 products)
Gray (1) Gray (1 product)
Tungsten (1) Tungsten (1 product)

Armor Black (2 products)
Black (41 products)
Black / Silver (1 product)
Charcoal (1 product)
CK Green (1 product)
Flat Dark Earth (7 products)
Gray (1 product)
Tungsten (1 product)

Country of Mfg. 0

Country of Mfg.

USA (17) USA (17 products)

USA (17 products)

Price

The highest price is $6,401.99

Under $50
$50 – $100
$100 – $250
$250 – $500
$500 – $1,000
Over $1,000

Action 0

Action

5.56 NATO (2) 5.56 NATO (2 products)
Direct Impingement (2) Direct Impingement (2 products)
Long Stroke Piston (1) Long Stroke Piston (1 product)
Piston (1) Piston (1 product)
Semi-Auto (9) Semi-Auto (9 products)

5.56 NATO (2 products)
Direct Impingement (2 products)
Long Stroke Piston (1 product)
Piston (1 product)
Semi-Auto (9 products)

Barrel Length 0

Barrel Length

4 in (2) 4 in (2 products)
5 in (4) 5 in (4 products)
6 in (1) 6 in (1 product)
6.5 in (1) 6.5 in (1 product)
6.50 in (1) 6.50 in (1 product)
7.5 in (4) 7.5 in (4 products)
8 in (2) 8 in (2 products)
9 in (1) 9 in (1 product)
9.75 in (1) 9.75 in (1 product)
9.8 in (1) 9.8 in (1 product)
10 in (2) 10 in (2 products)
10.3 in (1) 10.3 in (1 product)
10.5 in (6) 10.5 in (6 products)
10.50 in (2) 10.50 in (2 products)
11.5 in (3) 11.5 in (3 products)
11.50 in (1) 11.50 in (1 product)
12.5 in (1) 12.5 in (1 product)
12.50 in (1) 12.50 in (1 product)
13.7 in (2) 13.7 in (2 products)
13.70 in (1) 13.70 in (1 product)
14.5 in (4) 14.5 in (4 products)
14.50 in (1) 14.50 in (1 product)
15.5 in (1) 15.5 in (1 product)
16 in (25) 16 in (25 products)
16.10 in (5) 16.10 in (5 products)
16.1 in (2) 16.1 in (2 products)
16.25 in (3) 16.25 in (3 products)
16.5 in (1) 16.5 in (1 product)
16.50 in (1) 16.50 in (1 product)
17 in (1) 17 in (1 product)
18 in (7) 18 in (7 products)
20 in (3) 20 in (3 products)
24 in (1) 24 in (1 product)

FFL Required 0

FFL Required

No (9) No (9 products)
Yes (1) Yes (1 product)

No (9 products)
Yes (1 product)

Sort by:

Home Bestsellers New Arrivals Firearms Ammunition Military Surplus C&R Eligible Parts and Accessories Magazines Parts Kits Contact

Filter and sort Filter

Filter and sort

Filter

96 products

Availability

In stock (24 products)
Out of stock (72 products)

Clear

Brand

Andro Corp Industries (5 products)
Angstadt Arms (1 products)
Bilson Arms (1 products)
Chiappa Firearms (2 products)
CMMG (10 products)
Cobalt Kinetics (13 products)
Del-Ton (4 products)
DPMS Panther Arms (1 products)
Faxon Firearms (4 products)
Fightlite Industries (3 products)
Gemtech (1 products)
HM Defense (1 products)
LBE Unlimited (4 products)
Luth-AR (3 products)
One Horse (1 products)
Patriot Ordnance Factory (6 products)
Primary Weapons (2 products)
Radian Weapons (9 products)
Redfield (2 products)
Rise Armament (6 products)
Rock River Arms (1 products)
Spikes (4 products)
TacFire (12 products)

Clear

Caliber/Gauge

300 AAC Blackout (2 products)
45 ACP (2 products)
22 ARC (6 products)
338 ARC (2 products)
300 Blackout (8 products)
350 Legend (2 products)
22 LR (2 products)
5.7x28mm (2 products)
7.62x39mm (2 products)
6mm ARC (6 products)
9mm Luger (4 products)
5.56x45mm NATO (39 products)
5.56 NATO (2 products)
223 Rem (1 products)
223 Wylde (3 products)
.223 Remington, 5.56x45mm NATO (1 products)
223 Rem / 5.56 NATO (1 products)
223 Rem, 5.56x45mm NATO (1 products)
223 Rem/5.56 NATO (1 products)
223 Remington, 5.56x45mm NATO (2 products)
Multi-Caliber (1 products)

Clear

Firearm Fit

AR Platform (3 products)
AR-15 (62 products)
AR-15, M16 (1 products)
AR-15, M4 (2 products)
AR-15, M4, M16 (1 products)
AR-15, Mil-Spec Lower Receiver (1 products)
AR-15, Mk4 (1 products)
AR-Platform (2 products)
Dissent Mk4 (1 products)
Mil-Spec Lower Receivers (1 products)

Clear

Capacity

10 (1 products)
28 (2 products)

Clear

Color

Armor Black (2 products)
Black (41 products)
Black / Silver (1 products)
Charcoal (1 products)
CK Green (1 products)
Flat Dark Earth (7 products)
Gray (1 products)
Tungsten (1 products)

Clear

Country of Mfg.

USA (17 products)

Clear

Price

The highest price is $6,401.99

Under $50
$50 – $100
$100 – $250
$250 – $500
$500 – $1,000
Over $1,000

Clear

Action

5.56 NATO (2 products)
Direct Impingement (2 products)
Long Stroke Piston (1 products)
Piston (1 products)
Semi-Auto (9 products)

Clear

Barrel Length

Clear

FFL Required

No (9 products)
Yes (1 products)

Clear

Sort by:

Clear all

96 products

Quickshop The CMMG Banshee complete upper receiver group brings the compact, fast-handling ergonomics...

CMMG Banshee 5.7x28mm 5" Complete Upper - Armor Black Cerakote

Regular price $844.99

Add to Cart
Quickshop The CMMG Resolute MK4 is a complete AR-platform upper receiver group chambered...

CMMG Resolute MK4 5.56x45mm NATO 16.1" M-LOK Free-Float Upper - Armor Black (No BCG/Charging Handle)

Add to Wishlist
Quickshop The Gemtech GVAC upper receiver group is a turn-key AR-15 platform chambered...

Gemtech GVAC 5.56x45mm NATO 16.10" 1:8 15" M-LOK Upper Receiver - Black

Regular price $799.99

Add to Cart
Quickshop The Spikes Tactical Midlength complete upper delivers a ready-to-mount 5.56x45mm NATO chambering...

Spikes Tactical Midlength Complete Upper 5.56x45mm NATO 16" 1:7 Twist 12" SAR3 Handguard A2 Flash Hider

Add to Wishlist
Quickshop The Patriot Ordnance Factory Minuteman Complete Upper is a purpose-built AR-15 upper...

Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 10.5" 9" M-LOK Handguard AR-15

Add to Wishlist
Quickshop The Patriot Ordnance Factory Renegade+ Complete Upper is a short-barrel AR-15 upper...

Patriot Ordnance Factory Renegade+ Complete Upper 5.56x45mm NATO 10.5" Barrel 9" M-LOK Handguard Black

Add to Wishlist
Quickshop The Patriot Ordnance Factory P415 Edge is a 5.56x45mm NATO complete upper...

Patriot Ordnance Factory P415 Edge Complete Upper 5.56x45mm NATO 10.5" M-LOK Piston

Add to Wishlist
Quickshop The Patriot Ordnance Factory Renegade + Complete Upper is a drop-in 5.56x45mm...

Patriot Ordnance Factory Renegade + Complete Upper 5.56x45mm NATO 16.5" Chrome Moly Vanadium M-LOK

Add to Wishlist
Quickshop The Spikes ST-15 Enhanced Complete Upper is a mil-spec upper receiver assembly...

Spikes ST-15 Enhanced Complete Upper 5.56x45mm NATO 16" 1:7 Mid-Length - 12" SAR3 Handguard

Add to Wishlist
Quickshop The Spikes STU5025M4S is a complete AR-15/M4-pattern upper receiver assembly chambered in...

Spikes STU5025M4S Complete Upper 5.56x45mm NATO 16" 1:7 Black Phosphate

Add to Wishlist
Quickshop The Patriot Ordnance Factory Minuteman complete upper delivers POF's battle-proven engineering in...

Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50" 14.50" M-LOK - Mid Length DI

Add to Wishlist
Quickshop The HM Defense MonoBloc complete upper is configured for the AR-15 platform...

HM Defense MonoBloc AR-15 223 Rem/5.56x45mm NATO 16" Complete Upper - Black

Regular price $713.99

Add to Cart
Quickshop The Spikes STU5025R9S Complete Upper is a New complete replacement upper for...

Spikes STU5025R9S M4 5.56x45mm NATO 16" Complete Upper - 9" BAR2 Quad Rail

Add to Wishlist
Quickshop The Rise Armament AR-15 6mm ARC Complete Upper Receiver is configured for...

Rise Armament AR-15 6mm ARC 18" Complete Upper Receiver - Gray Cerakote

Add to Wishlist
Quickshop The Rise Armament RA-22ARC-CU-BRN-18 Upper Receiver is an AR-15 compatible upper configured...

Rise Armament RA-22ARC-CU-BRN-18 AR-15 22 ARC 18" Upper Receiver - Brown Cerakote

Regular price $880.99

Add to Cart
Quickshop The Rise Armament AR-15 22 ARC Upper Receiver is an AR-15 compatible...

Rise Armament AR-15 22 ARC 18" Upper Receiver - Black Cerakote

Add to Wishlist
Quickshop The Patriot Ordnance Factory P415 Complete Upper is a piston-driven upper assembly...

Patriot Ordnance Factory P415 300 Blackout 10.5" Piston-Driven Complete Upper - Black

Regular price $1,140.99

Add to Cart
Quickshop The TacFire Rifle Upper Assembly is a complete AR-platform rifle upper chambered...

TacFire AR-Platform 45 ACP 16" Complete Rifle Upper Assembly - Bolt Carrier Group

Add to Wishlist
Quickshop The Radian Weapons Model 1 Upper & Handguard Set is a semi-complete...

Radian Weapons Model 1 AR-15 Multi-Caliber 8.5" M-LOK Semi-Complete Upper & Handguard Set - Radian Black

Add to Wishlist
Quickshop The Radian Weapons Model 1 Complete Upper is a complete upper-receiver assembly...

Radian Weapons Model 1 AR-15 300 Blackout 9" Complete Upper - Black Nitride

Add to Wishlist

1
2
3
4
5

Join Our Email List

The next shipment is always around the corner.

Email Address *

Follow Centerfire Systems

Representative Hours:
Mon-Fri, 9am-5pm ET
Saturday, 9am-2pm ET

Need Help? 800-950-1231

© 2026 Centerfire Systems

Contests
Layaway
Need Help?
General Info
Terms & Conditions
Shipping Restrictions
Shipping & Returns
Contact Us
Blog
Become A Dealer
All Products

Centerfire's Bestsellers
New Arrivals
Firearms
Ammunition
Military Surplus
C&R Eligible
Parts and Accessories
Magazines
Parts Kits
Clearance

Promag
Glock
View All Products

We specialize in the sale of firearms, C&R firearms, ammunition, magazines, military surplus, tactical gear and more. We stack them deep and sell them cheap so you can expect great prices on the things you need.

We use cookies to give you the best experience on our site. Privacy Policy

Home
Firearms
Ammunition
- Handgun Ammo
  - 9mm
  - .45 ACP
  - .380 ACP
  - .40 S&W
- Rifle Ammo
  - .223 / 5.56
  - 7.62x39
- Rimfire Ammo
- Shotshells
- Bulk Ammo
- Surplus Ammo
- Steel Case Ammo
- Reloading
- Blowout Ammo
- Brass Case Ammo
Military Surplus
C&R Eligible
Parts and Accessories
Magazines
Parts Kits
- AK Parts Kits
- AR Parts Kits
  - Upper Parts Kits
  - Lower Parts Kits
- SMG (Sub-Machine Gun)
  - AP5 - Turkish
  - Beretta 38/49
  - Beretta PM12
  - Kp44
  - LF-57 French
  - M31 Suomi
  - M56
  - M948
  - MP5 - German
  - PM63
  - PPS43
  - Sten
  - UZI
  - Vigneron
  - VZ61
  - Z70B
- LMG (Light Machine Gun)
  - 1919 Browning
  - AA52 French
  - Bren
  - CETME
  - Colt M16
  - FN FAL / L1A1
  - G3/HK91
  - Galil
  - HK21
  - M77
  - MG34
  - MG42
  - RPD
  - SG-43
  - SIG 500 series
  - Steyr Aug
  - STG 57
  - UK59
  - VZ58
  - ZB37
  - DPM
- Conversion Kits .45 ACP
  - Mauser
  - G3/Cetme
  - Enfield
- Modern Handgun Parts Kits
- Modern Rifle Parts Kits
Login / Register

choosing a selection results in a full page refresh

Quantity

SKU:

Type:

Vendor: