ACCOUNT CONTACT MY CART

Home
Brands
Parts
Tools
Optics
Accessories
Clothing

0

Search

My Account
Sign In New Customer? Sign Up
Account
Orders
Wishlists
Create An Account Pesonalize Your Shopping Experience

Customer Service Information Contact MGW
Call Us 636-475-7300
Call Hours M-F | 8:00am - 4:00pm CST

Search

Shopping Cart

Your cart is currently empty.

Brands

Shop by Brand ›

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular Brands ›

Benelli

Beretta

Browning

FN America

Franchi

Glock

HK

Marlin

Mossberg

Remington

Sig Sauer

Smith & Wesson

Stoeger

Sure Cycle

Wilson Combat

Winchester

Shop All Brands ›
Parts

Shop By Platform ›

AR Parts

1911 Parts

10/22 Parts

AK Parts

Muzzleloader Parts

Popular Brands ›

Benelli

Beretta

Browning

FN America

Franchi

Glock

HK

Remington

Sako

Sig Sauer

Stoeger

Winchester

Shop All Parts

Shop All Parts ›
Tools

Shop by Type ›

Hammers

Punches

Screwdrivers

Scope Mounting Tools

AR-15 Tools

Mats

Choke Wrenches

Screws

Sight Installation

Other Tools

Muzzleloader Tools

Popular Brands ›

Grace USA

Lyman

Magna-Matic

Real Avid

Tekmat

Wheeler Engineering

Shop All Tools

Shop All Tools ›
Optics

Shop by Type ›

Red Dot Sights

Rifle & Shotgun Scopes

Popular Brands ›

Holosun

Leupold

Meprolight

Sig Sauer

Steiner

Vortex Optics

Shop All Optics

Shop All Optics ›
Accessories

Shop by Type ›

Bipods & Monopods

Cases,
Bags & Pouches

Choke Tubes

Cleaning Supplies

Holsters

Lights & Lasers

Magazine Loaders

Magazine Tube Extensions

Pistol Grip Modules

Pistol Grips & Screws

Range Gear

Recoil Pads & Plates

Rifle Chassis

Scope Bases & Rings

Shell Catchers

Sights

Slings and Sling Attachments

Stocks

Stock Adjustment

Suppressor Mirage Covers

Vault & Safe

Muzzleloader
Accessories

Airgun
Accessories

Shop All Accessories ›
Clothing

Shop by Type ›

Hats & Caps

Gloves

Shooting Belts

Shirts

Vests

Coats & Jackets

Pants, Bibs & Coveralls

Pullovers & Hoodies

Limited Edition

Popular Brands ›

Benelli

Beretta

Browning

FN America

MGW

Springfield Armory

Shop All Clothing

Shop All Clothing ›

THE MGW ADVANTAGE

LE & Military Discount LE & Mil Discount

Customer Pickup

Parts Finder:

Select Make Select Model

or Shop By Brand

#monthly-giveaway, #global-parts-finder, #mobile-logo img.lazyloaded-image, #desktop-logo img.lazyloaded-image{display:none;} #sfnt-hero-slider-wrap{padding-bottom:100px !important;} #jsOFF { padding: 10px; background: #efefef; } #jsOFF div#jsOFFcont { border: 2px #690a06 solid; max-width: 800px; margin: 0 auto; background: #ffffff; -webkit-border-radius: 16px; border-radius: 16px; overflow: hidden; } #jsOFF div#jsOFFcont span.jsOFF-head { display: block; text-align: center; line-height: 26px; padding: 10px 0; font-size: 26px; background: #690a06; color: #eeeeee; } #jsOFF div#jsOFFcont span.jsOFF-head span[data-icon] { margin: 0 10px; } #jsOFF div#jsOFFcont p { font-size: 14px; padding: 10px 10px 5px 10px; margin: 0; color: #111; } @media screen and (max-width: 450px){ #jsOFF div#jsOFFcont span.jsOFF-head{line-height:22px;font-size:18px;} } Please Enable JavaScript

JavaScript is not enabled on your browser - our site will not work for you as intended. Since JavaScript is disabled, you will not be able to properly navigate, add items to your cart, or place an order. Our site uses JavaScript for a smooth and modern shopping experience; we protect your data and never sell it to 3rd parties.

Please enable Javascript and refresh the page for a safe, secure, and complete shopping experience at Midwest Gun Works.

Home/
Gun Parts/
AR-15/
Uppers

Uppers

Showing 81 - 96 of 133 results

Showing 81 - 96 of 133 results

Prev 1 … 5 6 7 …9 Next

Processing...

Smith & Wesson M&P10 Upper Receiver

Smith & Wesson M&P10 Upper Receiver

$218.30

2

Ratings Snapshot

5

out of 5

Would recommend this product.

In Stock

Guntec AR 9mm Dedicated Stripped Billet Upper Receiver

Guntec AR 9mm Dedicated Stripped Billet Upper Receiver

$127.50

Not Yet Rated

In Stock

Battle Arms Development Pistol Caliber Carbine Upper Receiver

Battle Arms Development Pistol Caliber Carbine Upper Receiver

$239.00

1

Ratings Snapshot

5

out of 5

Would recommend this product.

In Stock

Aero Precision M4E1 Threaded AR-15 Assembled Upper Receiver, Black

Aero Precision M4E1 Threaded AR-15 Assembled Upper Receiver, Black

$159.99

3

Ratings Snapshot

5

out of 5

Would recommend this product.

In Stock

Aero Precision M5 .308 Assembled Upper Receiver, Black

Aero Precision M5 .308 Assembled Upper Receiver, Black

$159.99

3

Ratings Snapshot

5

out of 5

Would recommend this product.

Sold Out

Notify Me When Available

Aero Precision AR-15 Assembled Upper Receiver, Black

Aero Precision AR-15 Assembled Upper Receiver, Black

$124.99

Not Yet Rated

In Stock

Sig Sauer MCX Rattler Upper 300 Blackout AR Conversion, 5.5" Barrel

Sig Sauer MCX Rattler Upper 300 Blackout AR Conversion, 5.5" Barrel

$1,836.00

Not Yet Rated

Sold Out

Notify Me When Available

New Frontier Armory AR-9 / 40 Side Charging Upper Receiver (No LRBHO)

New Frontier Armory AR-9 / 40 Side Charging Upper Receiver (No LRBHO)

$224.00

Not Yet Rated

Sold Out

Notify Me When Available

Heckler & Koch MR556 Upper Receiver Kit

Heckler & Koch MR556 Upper Receiver Kit

$1,925.00

Not Yet Rated

Sold Out

Notify Me When Available

Heckler & Koch MR556 Upper Receiver

Heckler & Koch MR556 Upper Receiver

$375.00

Not Yet Rated

Sold Out

Notify Me When Available

New Frontier Armory AR-9 / 45 Billet Upper Receiver w/ LRBHO

New Frontier Armory AR-9 / 45 Billet Upper Receiver w/ LRBHO

$139.00

Not Yet Rated

Sold Out

Notify Me When Available

Sig Sauer MCX Upper 11.5" Barrel AR Conversion Kit, 5.56 NATO, Tapered Lug, MLOK

Sig Sauer MCX Upper 11.5" Barrel AR Conversion Kit, 5.56 NATO, Tapered Lug, MLOK

$1,569.00

Not Yet Rated

Sold Out

Notify Me When Available

Lancer Systems L30 MBR Kit, 15" Handguard

Lancer Systems L30 MBR Kit, 15" Handguard

$1,282.99

Not Yet Rated

Sold Out

Notify Me When Available

Sig Sauer MCX Upper 9" Barrel AR Conversion Kit, 300 Blackout, Tapered Lug, MLOK

Sig Sauer MCX Upper 9" Barrel AR Conversion Kit, 300 Blackout, Tapered Lug, MLOK

$1,569.00

Not Yet Rated

Sold Out

Notify Me When Available

Sig Sauer MCX Upper 16" Barrel AR Conversion Kit, Tapered Lug, MLOK

Sig Sauer MCX Upper 16" Barrel AR Conversion Kit, Tapered Lug, MLOK

$1,652.00

2

Ratings Snapshot

5

out of 5

Would recommend this product.

View Available Options

Bushmaster AR-15 Stripped A3 Upper Receiver

Bushmaster AR-15 Stripped A3 Upper Receiver

$130.51

Not Yet Rated

Sold Out

Notify Me When Available

Prev 1 … 5 6 7 …9 Next

Filter Results

Filter By

Model

AR-10 (10)
AR-15 (111)
AR-22 (2)
AR-40 (4)
AR-45 (4)
AR-57 (2)
AR-9 (12)
CMMG BANSHEE (2)
CMMG DISSENT (1)
DPMS Gen II (1)
FN 15 (4)
HK MR556A1 (3)
Lancer L30 (1)
Sig Sauer M400 (15)
Sig Sauer MCX (5)
Sig Sauer SIG516 (14)
Smith & Wesson M&P10 (1)

Caliber

.22 LR (8)
.223 Rem (87)
.224 Valkyrie (1)
.300 Blackout (37)
.308 Win (11)
.40 S&W (4)
.45 ACP (4)
.450 Bushmaster (1)
.458 SOCOM (1)
.50 Beowulf (1)
4.6x30mm (1)
5.56mm (1)
5.56x45mm (88)
5.7x28mm (3)
6.5 Creedmoor (1)
6.5 Grendel (1)
7.62x39mm (2)
7.62x51mm (11)
8.6 Blackout (1)
9mm (14)

Firearm Type

Pistol (71)
Rifle (129)

Finish / Color

Black (124)
Black Nitride (2)
Brown (1)
Burnt Bronze (1)
Carbon Fiber (1)
Flat Dark Earth (2)
OD Green (1)
Tungsten (1)
Unfinished (3)

Barrel Length

10" (1)
10-1/2" (1)
11-1/2" (5)
12-1/2" (3)
14-1/2" (2)
16" (38)
16-1/10" (4)
16-1/2" (1)
16-1/8" (2)
18" (2)
20" (6)
24" (1)
5" (1)
5-1/2" (3)
7-1/2" (1)
8" (5)
9" (3)

Barrel Thread Pitch

1/2" x 28 TPI (48)
5/8" x 24 TPI (13)

Tool Type

Upper Receiver Cleaner (1)

Material

Aluminum (118)
Carbon Fiber (4)
Polymer (25)
Steel (87)

Brand

Price

$17.00 - $425.00 (65)
$425.01 - $825.00 (40)
$825.01 - $1,300.00 (12)
$1,300.01 - $1,700.00 (7)
$1,700.01 - $2,000.00 (9)

Popular Brands

Be the first to hear about our specials

Sign Up For Our Newsletter

Enter Email

Customer Support

Home
Create Account
Account Login
Order History
Contact Us
Policies & Information
Privacy Policy

Become a Vendor
Employment Opportunities
Become a Brand Ambassador
Manufacturing
About Us
Gift Cards
RMA Form

Payment Info

Let's Connect

Facebook Twitter Instagram Rumble YouTube

Store Information

1101 Mason Circle Drive
Pevely, MO 63070
Mon-Fri 8:00am - 4:00pm CST

636-475-7300

© 2025 Midwest Gun Works, Inc. - All Rights Reserved

Filter Results

Filter By

Model

AR-10 (10)
AR-15 (111)
AR-22 (2)
AR-40 (4)
AR-45 (4)
AR-57 (2)
AR-9 (12)
CMMG BANSHEE (2)
CMMG DISSENT (1)
DPMS Gen II (1)
FN 15 (4)
HK MR556A1 (3)
Lancer L30 (1)
Sig Sauer M400 (15)
Sig Sauer MCX (5)
Sig Sauer SIG516 (14)
Smith & Wesson M&P10 (1)

Caliber

.22 LR (8)
.223 Rem (87)
.224 Valkyrie (1)
.300 Blackout (37)
.308 Win (11)
.40 S&W (4)
.45 ACP (4)
.450 Bushmaster (1)
.458 SOCOM (1)
.50 Beowulf (1)
4.6x30mm (1)
5.56mm (1)
5.56x45mm (88)
5.7x28mm (3)
6.5 Creedmoor (1)
6.5 Grendel (1)
7.62x39mm (2)
7.62x51mm (11)
8.6 Blackout (1)
9mm (14)

Firearm Type

Pistol (71)
Rifle (129)

Finish / Color

Black (124)
Black Nitride (2)
Brown (1)
Burnt Bronze (1)
Carbon Fiber (1)
Flat Dark Earth (2)
OD Green (1)
Tungsten (1)
Unfinished (3)

Barrel Length

10" (1)
10-1/2" (1)
11-1/2" (5)
12-1/2" (3)
14-1/2" (2)
16" (38)
16-1/10" (4)
16-1/2" (1)
16-1/8" (2)
18" (2)
20" (6)
24" (1)
5" (1)
5-1/2" (3)
7-1/2" (1)
8" (5)
9" (3)

Barrel Thread Pitch

1/2" x 28 TPI (48)
5/8" x 24 TPI (13)

Tool Type

Upper Receiver Cleaner (1)

Material

Aluminum (118)
Carbon Fiber (4)
Polymer (25)
Steel (87)

Brand

Price

$17.00 - $425.00 (65)
$425.01 - $825.00 (40)
$825.01 - $1,300.00 (12)
$1,300.01 - $1,700.00 (7)
$1,700.01 - $2,000.00 (9)

Default
Name (A - Z)
Name (Z - A)
Price ($ - $$$)
Price ($$$ - $)
Best Selling

Filter

Sort By