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 61–80 of 311 results

In stock in Steamboat 4

Radian Weapons

RADIAN BUILDER KIT 10" BLACK

.223 REM/5.56 NATO · Semi-Auto

$1,355.00

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UPC 817093024109
Proof Research

BARREL PR15 CF 6ARC 18"

6MM ARC · 18"

$1,041.00

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UPC 843068128671
Radian Weapons

MODEL 1 UPPER 223WYL 14.5" GRY

.223 Wylde · 14.5"

$2,154.00

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UPC 817093024475
One Horse

Complete Upper Receiver 5.56 NATO 10.5" with BCG and Charging Handle

$326.00

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UPC 850078799296
Rock River Arms

SOC0820V1 LAR-15M CLB Complete Upper, 458 SOCOM 16" Chome Moly Bull Barrel, Black, Aluminum Rec, 13" M-LOK Handguard, Beast Brake, Fits AR-15

.458 Socom · 16" · .458 Socom

$859.00

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UPC 842834101306
Black Rain Ordnance

BLACK RAIN UPPER RECEIVER 223REM BLK

.223 REM/5.56 NATO

$236.00

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UPC 713757204903
Rock River Arms

RRA CMPLT CAR A4 UPR 350LGD 16" 10RD

.350 Legend · 16" · 10-round

$775.00

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UPC 842834124589
Wilson Combat

TRUPPER Forged Upper Receiver Mil-Spec Aluminum Black Anodized Receiver for AR-15

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

$87.95

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UPC 874218004514
WMD Guns

WMD BOLT ASSEMBLY 450 BUSHMASTER

$81.00

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UPC 854839008566
Colt

BOLT REPAIR KIT M4/AR15

$19.00

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UPC 098289600448
LBE Unlimited

LBE AR15 BOLT REFURB KIT

$12.00

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UPC 706612408073
Radical

UPPR 556 16" 1-7 MLOK BLK

.223 REM/5.56 NATO · 16"

$332.00

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UPC 816903025633
Primary Weapons Systems

PWS MK109 Mod 1-M Upper — 300 Blackout, 9.75″ Barrel

.300 AAC Blackout · 9.75"

$1,224.00

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UPC 811154033451
TacFire

BU9MM4 Pistol Upper Assembly 9mm Luger 4" Black Nitride Barrel 7075-T6 Aluminum Black Anodized Receiver M-LOK Handguard for AR-Platform

9mm · 4" · 9mm

$314.00

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UPC 729205520242
Daniel Defense

DD4 RIII Complete Upper Receiver 16" Barrel FDE

.223 REM/5.56 NATO · 16"

$1,666.00

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UPC 818773022996
Sons of Liberty Gun Works

SOLGW M4-L89 URG 14.5" 5.56 P/W ASR

.223 REM/5.56 NATO · 14.5"

$1,178.00

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UPC 657628673026
Faxon

MATCH BBL 223WYLDE 18" FLTD

.223 Wylde · 18"

$292.00

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UPC 816341023161
Franklin Armory

F17-L Complete Upper Receiver .17 WSM 20rd Magazine 20" Threaded Barrel Black

.17 WSM

$1,209.00

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UPC 818725012853
Primary Weapons Systems

PWS MK116 MOD 2-M UPR 16" 762X39 BLK

7.62 x 39mm · 16.1"

$1,443.00

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UPC 811154033253
Rise Armament

RA22ARCCUBRN18 Upper Receiver 22 ARC 18" Brown Cerakote Barrel Aluminum

.22 ARC · 18" · .22 ARC

$999.00

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UPC 850043415923