Steamboat Springs, Colorado · Open 6 days · (970) 879-7565

Ships to your FFL nationwide · Transfers welcome · Hunting & camp gear → Elk River Sports

AR15 Uppers

Showing 161–180 of 311 results

In stock in Steamboat 4

Ballistic Advantage

BALLISTIC BBL 223WYLDE 16" MID TAC

.223 Wylde · 16"

$194.75

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UPC 819747021410
Ballistic Advantage

BALLISTIC BBL 5.56 16" HANSON W/LPGB

.223 REM/5.56 NATO · 16"

$232.75

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UPC 819747020741
Ballistic Advantage

BALLISTIC BBL 223WYLDE 18" PRM BLK

.223 Wylde · 18"

$209.00

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UPC 819747021496
Yankee Hill Machine

YHM UPPER RECEIVER AR15 A3 FLAT TOP STRIPPED

.223 REM/5.56 NATO · .223 REM/5.56 NATO

$117.00

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UPC 816701011326
CMMG

Upper Receiver Assembly for Mk4/ AR15 Armor Black

$144.00

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UPC 810097506329
Odin Works

ODIN BBL 300 BLK 16.1" MED PROF BLK

.300 AAC Blackout · 16.1"

$327.75

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UPC 850036719892
Faxon

MATCH BBL 223WYLDE 16" FF BLK

.223 Wylde · 16"

$292.00

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UPC 816341023147
Faxon

Firearms 15A58M16NHQ Duty Series 5.56 NATO 16" Black Nitride 4150 CMV Barrel

.223 REM/5.56 NATO

$180.00

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UPC 816341028678
CMMG

55BB40BAB Resolute MK4 5.56x45mm NATO 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

.223 REM/5.56 NATO · 16.1" · .223 REM/5.56 NATO

$553.00

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UPC 810103473461
Ballistic Advantage

BALLISTIC BBL 223WYLDE 16" PRM BLK

.223 Wylde · 16"

$242.25

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UPC 819747021519
Ballistic Advantage

BALLISTIC BBL 5.56 16" HANSON W/LPGB

.223 REM/5.56 NATO · 16"

$218.50

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UPC 819747020758
Faxon

Firearms 15BARC75M16NGQ5RNP3 Match Series 6mm ARC 16" Salt Bath Nitride 416-R Stainless Steel Barrel

6MM ARC · 16"

$231.00

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UPC 816341025745
TacFire

BU-556-5 Pistol Upper Assembly 5.56x45mm NATO Caliber with 5" Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M-LOK Handguard for AR-Platform Includes Bolt Carry Group

.223 REM/5.56 NATO · 5" · .223 REM/5.56 NATO

$359.00

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UPC 659725496003
Rock River Arms

RRA CMPTL RRAGE 3G UPR 5.56NATO 16"

.223 REM/5.56 NATO · 16" · .223 REM/5.56 NATO

$566.00

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UPC 842834123865
Proof Research

Proof AR-15 Rifle Barrel .223 Wylde 16" 5/8x24 Threaded Stainless Steel

$684.00

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UPC 843068143384
Proof Research

PROOF BBL CF PR15 223 WYLDE 18 RIFLE .750

$1,073.00

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UPC 843068143285
Proof Research

128688 AR-Style Barrel 6mm ARC 18" Stainless Steel Finish & Material Rifle Length with Threading & .750" Gas Journal Diameter for AR-Platform

6MM ARC · 18"

$683.00

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UPC 843068128688
Ballistic Advantage

BABL223017PL Premium Series 223 Wylde 16" Stainless Bead Blasted Finish 416R Stainless Steel Material Midlength SPR Profile with Fluting for AR-15

.223 Wylde · 16"

$218.50

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UPC 819747021403
CMMG

30BC40AAB Resolute MK4 300 Blackout 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

.300 AAC Blackout · 16.1" · .300 AAC Blackout

$553.00

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UPC 810103473393
Proof Research

BARREL PR15 STEEL 6ARC 20"

6MM ARC · 20"

$683.00

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UPC 843068130384