Sign in Register
Account
Call us with any questions: 817-478-6613 or toll free at 833-625-7463

Gun Shop
Optics
BRANDS
Warehouse (more guns!)
These items are not in the store in Fort Worth - these will be shipped from Dallas or Shreveport after they are ordered.
LTC Classes
Alpine DFW

Search

Your cart is empty

Alpine will be closed on Easter Sunday, Thanksgiving & Christmas.
WE ARE OPEN SEVEN DAYS A WEEK 9AM TO 6PM • 5482 Shelby Road, Fort Worth, TX 76140 (map) • 817-478-6613
View available customer rebates View the Range Closures Schedule No shipping to CA, DC, MA, or HI

Home
Gun Shop
Receivers
Upper Assemblies
5.56 NATO

5.56 NATO

Categories

Gun Shop
- Customer Rebates
- Inventory Reduction
- Handguns
- Rifles
- PDWs
  - Franklin Armory Reformation
  - 9mm
    - 10 Ring
    - American Tactical
    - Angstadt Arms
    - Armalite
    - B&T
    - Battle Arms Development
    - Beretta
    - Bersa
    - Century Arms
    - Charles Daly
    - Christensen Arms
    - Chiappa
    - CMMG
    - CZ
    - Excel
    - Four Peaks
    - Freedom Ordnance
    - GForce Arms
    - Global Defense
    - Global Ordnance
    - GSG
    - HK
    - Kalashnikov
    - Kriss
    - Masterpiece Arms
    - Maxim
    - Military Arms Corporation
    - Nemo
    - Patriot Ordnance Factory
    - PTR
    - Ruger
    - Sig Sauer
    - Tactical Superiority
    - Talon Armament
    - UTAS
    - Zenith
  - 556 NATO
    - American Tactical
    - Angstadt Arms
    - Armalite
    - B & T
    - Battle Arms Development
    - Black Rain Ordnance
    - Bravo Company Machine
    - CMMG
    - CZ
    - Daniel Defense
    - Del-ton
    - Diamondback
    - ET Arms
    - FN
    - Franklin Armory
    - Global Ordnance
    - IWI
    - Luxus Arms
    - LWRC
    - Maxim
    - Patriot Ordnance Factory
    - Q LLC
    - Radical Firearms
    - Sig Sauer
    - Sons of Liberty Gun Works
    - Spikes
    - Troy
    - VKTR Industries
    - WMD Guns
    - Zastava
  - 22 Long Rifle
  - 22 Winchester Magnum Rimfire
  - 5-7x28
  - 300 Blackout
  - 762x39
  - 308 Winchester
  - 10mm
  - 45 acp
  - 12 gauge
  - Other Chamberings
- Shotguns
  - Semi automatic
    - 10 Gauge
    - 12 Gauge
    - 16 Gauge
    - 20 Gauge
    - 28 Gauge
    - 410 Gauge
  - Pump Action
    - 10 gauge
    - 12 gauge
    - 20 gauge
    - 28 gauge
    - 410 gauge
  - Over & Under
    - 12 gauge
    - 16 gauge
    - 20 gauge
    - 28 gauge
    - 410 gauge
  - Side-by-Side
    - 12 gauge
    - 16 gauge
    - 20 gauge
    - 28 gauge
    - 410 gauge
    - Combo
  - Single Shot
    - 12 gauge
    - 20 gauge
    - 28 gauge
    - 410 gauge
  - Bolt Action
  - Lever Action
  - Revolver
- Shotgun & Rifle Combos
- Receivers
- Suppressors & Accessories
  - Thread Protectors
  - Suppressors
    - Multi-caliber
    - 22
    - 5.56
    - 6.5
    - 7.62x39
    - 30
    - 338
    - 9mm
    - 36
    - 46
    - 50
    - 12 Gauge
  - Suppressor Replicas
  - Suppressor Parts
  - Accessories
    - Covers
    - Carriers
    - Cleaning
    - Kits
  - Tools
- Used Guns
- XBR
- Optics
- Ammunition
- Magazines
  - CIP Standard Magazines
  - AR Magazines
    - 17 Hornady Magnum Rimfire
    - 22 ARC
    - 22 Long Rifle
    - 5.56 NATO
    - 5.7x28
    - 6.5 Grendel
    - 6.8 SPC
    - 300 Blackout
    - 7.62x39
    - 308 Winchester
    - 350 Legend
    - 9mm
    - 45 acp
    - 450 Bushmaster
    - 458 SOCOM
    - 50 Beowulf
    - 410 gauge
    - 12 gauge
    - Others
  - AK Variants
    - 7.62x39
    - 5.45x39
    - 5.56 NATO
    - 9mm
    - 7.62x54R
    - 12 gauge
  - 1911
  - Accuracy International Style
  - American Tactical
  - Arex
  - Auto Ordnance
  - B&T
  - Barrett
  - Beretta
    - 92
    - M9
    - APX
    - PX4
    - 96
    - 80 Series
    - Tomcat
    - Bobcat
    - 21
    - Neos
    - Pico
    - 950
    - ARX
  - Bergara
  - Bersa
  - BRNO
  - Browning
    - A Bolt
    - A Bolt 3
    - T Bolt
    - X Bolt
    - BAR
    - BAR Shortrac
    - BLR
    - Buckmark
    - BDA
    - Hi Power
  - Byrna
  - Canik
  - Century
  - Charles Daly
  - Chiappa
  - CMMG
  - Crickett
  - CVA
  - CZ
    - 75 & 85
    - 75 Compact
    - SP-01 & Shadow
    - 2075 Rami
    - P-07
    - P-09
    - P-10
    - 40
    - 97
    - Scorpion
    - Bren 2
    - 452, 453, 455 & 512
    - 512
    - 527
    - 550
    - 557
    - 600
  - Dan Wesson
  - Desert Tech
  - Diamondback
  - Derya
  - Enfield
  - FMK
  - FNH USA
    - High Power
    - Reflex
    - 502
    - 503
    - 509
    - 509C
    - 509M
    - 509 CC Edge
    - 510
    - 545
    - FNS & FNX 9mm
    - FNS & FNX 40 sw
    - FNP
    - FNX 45
    - Five-seveN
    - PS90
    - SCAR16
    - SCAR17
    - FAL
    - M249
    - Ballista
  - Franklin Armory
  - Girsan
  - Glenfield
  - Global Defense
  - GLOCK
    - 17 & 34
    - 18
    - 19
    - 20
    - 21
    - 22 & 35
    - 23
    - 26
    - 27
    - 28
    - 29
    - 30
    - 31
    - 32
    - 33
    - 36
    - 37
    - 38
    - 39
    - 42
    - 43
    - 43X & 48
    - 44
    - 22LR for Conversion Kits
  - Grand Power
  - Great Lakes Firearms
  - GSG
  - Hammerli
  - Henry
  - Hi-Point
  - HK
    - P7
    - CC9
    - VP9
    - VP9SK
    - VP40
    - P2000
    - P30SK
    - USP
    - HK45
    - Mark 23
    - 416
    - 417
    - SP5
    - 91
    - 93
    - G36
    - SL8
    - USC
  - HM Defense
  - Honor Defense
  - Howa
  - ISSC
  - IWI
  - Jacob Grey
  - Kahr
  - Kel-Tec
  - Kimber
  - Kriss
  - Landor Arms
  - Luger
  - LWRC
  - M1 Carbine
  - Magnum Research
  - Marlin
  - Masterpiece Arms
  - Mauser
  - MKA
  - Mosin Nagant
  - Mossberg
  - Nemo
  - North American Arms
  - Ohio Ordnance
  - Orthos
  - Para Ordnance
  - Patriot Ordnance Factory
  - Phoenix Arms
  - Pro-Mag
  - PTR
  - Radikal
  - Remington
  - Retay
  - Riley Defense
  - Rock Island Armory
  - Rossi
  - Rost Martin
  - Ruger
    - Mark I
    - Mark II
    - Mark III & Mark IV
    - SR22
    - LCP
    - LCP II
    - LCP Max
    - LC380
    - Security 380
    - Security 9
    - Max-9
    - LC9, LC9S & EC9
    - P85, P89 & P95
    - SR9
    - SR40
    - P91 & P94
    - P90 & P97
    - P345
    - SR45
    - Ruger-57
    - American - pistol
    - American - rifle
    - 10/22
    - 10/22M
    - Mini 14
    - Mini 30
    - Precision & Hawkeye
    - Scout
    - 77/22, 77/17, 77/44 & 77/357
    - M77
    - 96/44
  - Saiga
  - Sako
  - SAR
  - Sauer
  - Savage
  - SCCY
  - SDS Imports
  - Seekins Precision
  - Shadow Systems
  - Sidewinder
  - SIG Sauer
    - 320 & 250
    - 365
    - 210
    - 220
    - 225
    - 226
    - 227
    - 228 & 229
    - 230
    - 238
    - 239
    - 290
    - 322
    - 938
    - 2022
    - MCX
    - Cross
  - Silver Eagle
  - SKS
  - Smith & Wesson
    - Shield X
    - Shield
    - Shield 2.0
    - Shield Plus
    - Shield EZ
    - Bodyguard 2.0
    - M&P 9
    - M&P 9 Compact
    - Competitor
    - CSX
    - M&P 40
    - M&P 40 Compact
    - M&P 45
    - M&P 45 Compact
    - M&P 10
    - M&P 5.7
    - M&P 22
    - M&P 22 Magnum
    - Victory
    - Bodyguard 380
    - SD Series
    - 5900 Series
    - 39
    - 41, 422, 622 & 2206
    - 645 & 4500 Series
  - Sphinx
  - Springfield Armory
    - Hellcat
    - XD
    - XD Compact
    - XD Subcompact
    - XDM
    - XDS
    - XDE
    - Prodigy
    - SA-35
    - Echelon
    - 911
    - EMP
    - M1A
    - Saint Victor
  - SRM Arms
  - Standard Manufacturing
  - Star
  - Stevens
  - Steyr
  - Tac Solutions
  - Tanfoglio
  - Taurus
    - G2C, G3C & G3
    - GX2
    - G4
    - GX4
    - 22 TUC
    - TCP
    - TH Series
    - TX22
    - PT22
    - PT92
    - PT100
    - PT111
    - PT145
    - 709 Slim
    - PT738
    - Spectrum
  - Thompson
  - Thompson/Center
  - Tikka
  - Tippman Arms
  - Tisas
  - Tokarev
  - Typhoon Defense
  - UTAS
  - VEPR
  - Walther
    - PPQ
    - Creed
    - P99
    - PPS
    - PDP
    - PPK/S
    - PPK
    - CCP
    - WMP
    - P22
    - P38
    - PK380
    - PP
  - Wilson Combat
  - Winchester
  - Zenith
  - Magazine Loaders
    - AICS
    - AR-15
    - AK Style
    - 22 Long Rifle
    - 9mm
    - 9mm & 380 acp
    - 9mm & 40sw
    - 9mm to 45acp
    - 1911
    - 45 acp
    - 22LR to 380acp
    - 380 acp
    - 40 Smith & Wesson
    - 308 Winchester
    - Colt SMG
    - IWI Galil
    - MP5
    - MPX
    - PMR
    - SCAR
    - Scorpion
    - Steyr
    - UZI
    - Strip Loaders
    - Universal
  - Magazine Extensions
    - AR Magazine Extensions
    - Beretta/CZ/Sig/Taurus/Witness
    - Canik
    - CZ
    - FN
    - Glock
    - HK
    - Kel-Tec
    - Kimber
    - Lancer
    - Magpul
    - Ruger
    - Shield Arms
    - Sig Sauer
    - Smith & Wesson
    - Springfield Armory
    - Taurus
    - Walther
  - Magazine Floorplates
    - 1911
    - Beretta
    - CZ
    - Glock
    - Hexmag
    - HK
    - Kahr
    - Kel-Tec
    - Kimber
    - Magpul
    - Para Ordnance
    - Ruger
    - Sig Sauer
    - Smith & Wesson
    - Springfield Armory
    - Tanfoglio
    - Taurus
    - Walther
  - Magazine Sleeves
    - 1911
    - Beretta
    - FN
    - Glock
    - Heckler & Koch
    - Kahr
    - Ruger
    - Sig Sauer
    - Smith & Wesson
    - Springfield Armory
    - Walther
  - Magazine Followers
  - Magazine Limiters
  - Magazine Springs
  - Magazine Couplers
  - Magazine Pulls
  - Magazine Covers
  - Magazine Accessories
  - Magazine Pouches
- More
sort
Apparel
- Shirts
  - Women's
  - Glock
  - Hornady
  - Magpul
- Gloves
  - Magpul
  - Mechanix Wear
    - combined
- Belts
- Hats
- Wallets
- Other
Tactical & Military
Knives
- Folding Knives
  - Manual Opening
    - Spyderco
  - Assisted Opening Knives
- Automatic Knives
  - Out the Front
    - Cobra Tec
  - Out the Side
- Hunting & Fishing
- Tactical
- Other
  - Sharpeners
  - Multi-Tools
  - Axes, Hatchets and Tomahawks
  - Throwing
  - Machetes
  - Saws
  - Shovels
  - Kitchen
  - Training
  - Shears
  - Cutlery Sets
  - Miscellaneous
Range Gear
Maintenance & Storage
Slings & Swivels
Airguns & Accessories
- Rifles
- Pistols
- Revolvers
- Magazines
- Air Cartridges
- Air Pumps
- Pellets
- BB's
- Shotshells
- Arrows
- Optics & Mounts
- Targets
- Gel Based
- Accessories

Current Top Sellers

B&P 12B14P8 Competition Flyer 12 Gauge 2.75" 1 1/4 oz 8 Shot 10 Per Box — B&P AMMUNITION

B&P 12B14P8 Competition Flyer 12 Gauge 2.75" 1 1/4 oz 8 Shot 10 Per Box

$11.06 $9.32

Add to Cart

ProMag SCYA1 MAG SCCY CPX1/CPX2 9MM 15 rounds STEEL — ProMag

ProMag SCYA1 MAG SCCY CPX1/CPX2 9MM 15 rounds STEEL

$25.99 $18.53

Add to Cart

Promag Glock, Pro Drma35 Drum Glock 48/43x 9mm 30rd — ProMag

Promag Glock, Pro Drma35 Drum Glock 48/43x 9mm 30rd

$79.20 $66.75

Add to Cart

Ets Group Glock Compatible, Ets Glk-43x-19 Glock 43x 19rd 9mm Mag — ETS Group

Ets Group Glock Compatible, Ets Glk-43x-19 Glock 43x 19rd 9mm Mag

$24.35 $20.31

Add to Cart

Fiocchi B&p Heavy, B&p 12b18d6 Dove & Quail 12 Ga. 1 1/8 Oz #6 — Fiocchi

Fiocchi B&p Heavy, B&p 12b18d6 Dove & Quail 12 Ga. 1 1/8 Oz #6

$12.42 $10.47

Add to Cart

ProMag AKA5 AK-74 223 Remington/5.56 NATO 30 Round Polymer Gray Finish — ProMag

ProMag AKA5 AK-74 223 Remington/5.56 NATO 30 Round Polymer Gray Finish

$17.99 $12.78

Add to Cart

Promag Mossberg, Pro Mosa1 Mag Mossberg 715t 22lr 25rd — ProMag

Promag Mossberg, Pro Mosa1 Mag Mossberg 715t 22lr 25rd

$21.73 $18.31

Add to Cart

Hornady Superformance, Horn 80543 270 Win 130 Sst Sf 20/10 — Hornady

Hornady Superformance, Horn 80543 270 Win 130 Sst Sf 20/10

$58.95 $39.98

Add to Cart

Sort By:

HK UPPER MR556A4 5.56 16.5" BLK — Heckler & Koch

HK UPPER MR556A4 5.56 16.5" BLK

$2,507.40 $2,179.00

The MR556 upper receiver kit has been updated to include all the new A4 features, including new barrel profile, adjustable gas block, handguard and more. This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style...

Compare

Add to Cart

LBE AR125RBK READY BUILD KIT 12.5 CHF BBL — LBE Unlimited

LBE AR125RBK READY BUILD KIT 12.5 CHF BBL

$618.80 $508.30

Compare

Add to Cart

LBE AR75RBK READY BUILD KIT 7.5 CHF BBL — LBE Unlimited

LBE AR75RBK READY BUILD KIT 7.5 CHF BBL

$534.76 $439.27

Compare

Add to Cart

LBE AR137RBK READY BUILD KIT 13.7 CHF BBL — LBE Unlimited

LBE AR137RBK READY BUILD KIT 13.7 CHF BBL

$618.80 $508.30

Compare

Add to Cart

SOLGW E INDIA KIT V2 5.56 13.7" BLK — Sons of Liberty Gun Works

SOLGW E INDIA KIT V2 5.56 13.7" BLK

$500.00 $475.00

The East India Starter Kit is a building block for any build you wish to do. Properly assembled with a USGI barrel nut, this is a great way to finish assembling your own upper without having to know how to install a barrel and gas block.Features :No...

Compare

Add to Cart

Luxus Arms (hm Defense) Monobloc, Hm Defense 16mbup556 16 Monobloc Rifle Upper — Luxus Arms

Luxus Arms (hm Defense) Monobloc, Hm Defense 16mbup556 16 Monobloc Rifle Upper

$832.64 $654.21

The monobloc upper features a hm barrel with an integral machined patented gas block, and a carbine gas system.It is also 4150 chromoly, match grade, tripled honed, and button rifled.Its handguard is free-floating and uses a picatinny rial, magpul m-lok,...

Compare

Add to Cart

Gemtech Gvac, Gemtech 13833 Gvac Upper Receiver Group 556 16.1 — Gemtech

Gemtech Gvac, Gemtech 13833 Gvac Upper Receiver Group 556 16.1

$942.12 $879.00

The gvac system from gemtech.Significantly reduce the amount of gas blowback you'll experience wwhen shooting suppressed with its patented design.The re-imagined barrel profile, enhanced bolt carrier profile, enhanced bolt carrier group, and etm muzzle...

Compare

Add to Cart

Tacfire Complete Upper Assembly, Tacfire Bu-556-16 556 Rfl Upper 16" W/bcg — TacFire

Tacfire Complete Upper Assembly, Tacfire Bu-556-16 556 Rfl Upper 16" W/bcg

$330.60 $278.65

Tacfire complete upper assembly 5.56x45mm nato 16" black nitride barrel black anodized receiver m-lok handguard for ar-platformReceiver Finish: Black AnodizedCaliber: 5.56x45mm NATOSights: None, Optic ReadyBarrel Length: 16"Barrel Finish: Black...

Compare

Add to Cart

Spike's Tactical, Complete Upper Receiver, 223 Rem/556 NATO, 16" Chrome Lined Barrel, 1:7 Twist, Fits AR Rifles, Flat Top Receiver, Quad Rail Handguard, Black Finish — Spikes Tactical

Spike's Tactical, Complete Upper Receiver, 223 Rem/556 NATO, 16" Chrome Lined Barrel, 1:7 Twist, Fits AR Rifles, Flat Top Receiver, Quad Rail Handguard, Black Finish

$829.47 $743.40

Spikes complete upper assemblies will arrive to you inspected, tested, and ready to drop-in and go to work. Spikes maintains the same high standard of tolerances and attention to detail as the uppers they use for complete rifle builds. Every built upper...

Compare

Spikes Complete Upper, Spike Stu5025-r9s Upper Car 5.56 16" — Spikes Tactical

Spikes Complete Upper, Spike Stu5025-r9s Upper Car 5.56 16"

$829.47 $743.40

The spike's tactical st-15 le upper line-up is designed as a fully mil-spec compliant upper series for law enforcement.This same level of quality and performance is now available to everyone, all at a price range that is affordable to shooters of any...

Compare

Add to Cart

Luxus Arms (hm Defense) Monobloc Upper, Hm Defense 16mbup-556-l Monobloc Upper 16 556 — Luxus Arms

Luxus Arms (hm Defense) Monobloc Upper, Hm Defense 16mbup-556-l Monobloc Upper 16 556

$907.05 $712.68

Receiver Finish: Black Hard Coat AnodizedCaliber: 5.56x45mm NATOBarrel Length: 16"Barrel Material: 4150 Chrome MolyTwist: 1:8"Barrel Description: Match GradeBarrel Finish: Black CerakoteHandguards: 10.37" M-LOK Free-FloatHandguard Finish: Black Hard Coat...

Compare

Add to Cart

Compare Selected

Refine by

No filters applied

Browse by & Brand Hide Filters Show Filters

Sign up for Coupons and Specials!

"Our emphasis is on quality outdoor gear and personalized service provided by a knowledgeable staff.
We take pride in knowing our customers and their particular needs.
Our outdoor facilities offer the best for clay target shooters, for those who are accomplished or novice marksmen alike."

Question & Orders

Phone Number
817-478-6613
OPEN EVERYDAY*:
9am to 6pm
Closed on Easter, Thanksgiving & Christmas
Send us an Email
Email us

Further Info

About Us
Videos
Sitemap
Contact Us
Returns & Privacy
Terms & Conditions

Shop

Gun Shop
sort
Apparel
Tactical & Military
Knives
Range Gear
Maintenance & Storage
Slings & Swivels
Airguns & Accessories

Account

Log In
Log Out

Shop With Confidence

Been in Business since 1968. We know what we are doing :)

Secure Shopping

100% Secure with Comodo SSL

Stay Connected

You know what to do - Follow us below

© 2026 Alpine Range All Rights Reserved.

Begin Halo Newsletter Popup

Join Our Mailing List

Visitors to this site must be eighteen (18) years old or older - please close this window if you are not legally allowed to view it.

Don't show again

Ask An Expert

Ask the Outdoor Gear / sporting goods Expert anything on AlpineOutdoors.com

We’ll follow up with you via email within 24-48 hours

Please answer the following Questionnaire

Do you need: Pricing Answers Both

What can i help you with today ?

How would you like me to contact you ? Phone Email Both