great lakes firearms logo
  • Shop
  • About
  • Services
    • Engraved Guns
    • Light Gunsmithing
    • Ultrasonic Gun Cleaning
  • Contact
$0.00 0 Cart
  • Ammo
    • Handgun Ammunition
    • Rifle Ammunition
    • Rimfire Ammunition
    • Shotgun Shells
  • Guns
    • Combination Guns
    • Derringers
  • Handguns
    • Semi Auto Handguns
    • Single Shot Handguns
    • Revolvers
    • Other Handguns
  • Magazines
    • AR Magazines
    • AK Magazines
    • Handgun Magazines
    • Rifle Magazines
    • Shotgun Magazines
  • Optics
    • Binoculars
    • Gun Scopes
    • Gun Sights
    • Laser Sights
    • Night Vision
    • Range Finders
    • Red Dots Sights
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Rifles
    • AR Rifles
    • AK Rifles
    • Bolt Action Rifles
    • Lever Action Rifles
    • Pump Action Rifles
    • Semi Auto Rifles
    • Single Shot Rifles
    • Other Rifles
  • Parts
    • AR Lower Parts
    • AR Lower Parts Kits
    • AR Upper Parts
    • AR15 Parts
    • Class 3 Parts & Accessories
    • Glock Parts
    • Gun Parts
    • Gun Parts Kits
    • Handgun Parts
    • Other AR15 Accessories & Parts
  • Shotguns
    • Bolt Action Shotguns
    • Lever Action Shotguns
    • Over Under Shotguns
    • Pump Action Shotguns
    • Semi Auto Shotguns
    • Single Shot Shotguns
    • Side By Side Shotguns
    • Other Shotguns
  • Scopes
    • Scope Accessories & Scope Parts
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Pre-Owned
great lakes firearms logo
  • Ammo
    • Handgun Ammunition
    • Rifle Ammunition
    • Rimfire Ammunition
    • Shotgun Shells
  • Guns
    • Combination Guns
    • Derringers
  • Handguns
    • Semi Auto Handguns
    • Single Shot Handguns
    • Revolvers
    • Other Handguns
  • Magazines
    • AR Magazines
    • AK Magazines
    • Handgun Magazines
    • Rifle Magazines
    • Shotgun Magazines
  • Optics
    • Binoculars
    • Gun Scopes
    • Gun Sights
    • Laser Sights
    • Night Vision
    • Range Finders
    • Red Dots Sights
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Rifles
    • AR Rifles
    • AK Rifles
    • Bolt Action Rifles
    • Lever Action Rifles
    • Pump Action Rifles
    • Semi Auto Rifles
    • Single Shot Rifles
    • Other Rifles
  • Parts
    • AR Lower Parts
    • AR Lower Parts Kits
    • AR Upper Parts
    • AR15 Parts
    • Class 3 Parts & Accessories
    • Glock Parts
    • Gun Parts
    • Gun Parts Kits
    • Handgun Parts
    • Other AR15 Accessories & Parts
  • Shotguns
    • Bolt Action Shotguns
    • Lever Action Shotguns
    • Over Under Shotguns
    • Pump Action Shotguns
    • Semi Auto Shotguns
    • Single Shot Shotguns
    • Side By Side Shotguns
    • Other Shotguns
  • Scopes
    • Scope Accessories & Scope Parts
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Pre-Owned
$0.00 0 Cart
Click to enlarge
Home Gun Parts AR15 Parts Other AR15 Accessories & Parts MK18 10.3” UPPER RECEIVER 5.56 1-7 GOVT BLACK
NEXT GEN 5.56MM FULLSIZE QD RIFLE SUPPRESSOR BLACK
NEXT GEN 5.56MM FULLSIZE QD RIFLE SUPPRESSOR BLACK $1,449.99
Back to products
1911 DS PRODIGY 9MM LUGER 5'' BBL (2)10RD MAGS COYOTE
1911 DS PRODIGY 9MM LUGER 5'' BBL (2)10RD MAGS COYOTE $1,365.00

MK18 10.3” UPPER RECEIVER 5.56 1-7 GOVT BLACK

$1,412.00

MK18 10.3” UPPER RECEIVER 5.56 1-7 GOVT BLACK

2 in stock

Purchase & earn 1,412 points!
Compare
Add to wishlist
SKU: CROW|192679 Category: Other AR15 Accessories & Parts
Share:
  • Additional information
  • Reviews (0)
  • Shipping & Delivery
Additional information
UPC

815604014045

Manufacturer

Daniel Defense

Manufacturer Part Number

23-004-08013-006

Product Type

Upper

Barrel Type

1:7

Accessories

MK18

Barrel Length

10.3"

Caliber/Gauge

.223 REM/5.56 NATO

Color

BLACK

Model

MK18

Sights

Flat Top

Subcategory

Complete Upper Receivers

Adjustable Objective

False

Additional Feature 2

Low Profile Gas Block

Additional Feature 1

Black RIS II Rail system

Action

Semi-Auto

Drilled and Tapped

False

Finish

Black

Illuminated Reticle

False

Height

4

Shipping Weight

5.0

Weight

5.0

Scope Cover Included

False

Package Width

5.6

Package Length

28.1

Package Height

4.0

Width

6

Length

28

Rate of Twist

1-7

Style

Complete

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “MK18 10.3” UPPER RECEIVER 5.56 1-7 GOVT BLACK” Cancel reply

Your email address will not be published. Required fields are marked *

Shipping & Delivery

Related products

Compare

ARMASPEC B2 EXTENDED MAG – RELEASE SKELETONIZED FDE

Other AR15 Accessories & Parts
$19.79
ARMASPEC B2 EXTENDED MAG - RELEASE SKELETONIZED FDE
Add to wishlist
Purchase & earn 20 points!Add to cart
Quick view
Compare

ERGO Grips Never Quit Grip AR-15/M16/M4 Mag – Black

Other AR15 Accessories & Parts
$15.00
ERGO Grips Never Quit Grip AR-15/M16/M4 Mag - Black
Add to wishlist
Purchase & earn 15 points!Add to cart
Quick view
Compare

GUNTEC AR15 EXTENDED BOLT – CATCH RELEASE BLACK

Other AR15 Accessories & Parts
$22.00
GUNTEC AR15 EXTENDED BOLT - CATCH RELEASE BLACK
Add to wishlist
Purchase & earn 22 points!Add to cart
Quick view
Compare

GUNTEC AR15 FAKE SUPPRESSOR – SOCOM STYLE 1/2X28 TPI BLACK

Other AR15 Accessories & Parts
$44.00
GUNTEC AR15 FAKE SUPPRESSOR - SOCOM STYLE 1/2X28 TPI BLACK
Add to wishlist
Purchase & earn 44 points!Add to cart
Quick view
Compare

KNS BOLT CATCH RETAINING PIN – AR15/M16 BLACK

Other AR15 Accessories & Parts
$12.00
KNS BOLT CATCH RETAINING PIN - AR15/M16 BLACK
Add to wishlist
Purchase & earn 12 points!Add to cart
Quick view
Compare

SHADOW SYSTEMS MR/DR/XR 9MM – RELIABILITY EXTRACTOR ENHANCED

Other AR15 Accessories & Parts
$15.99
SHADOW SYSTEMS MR/DR/XR 9MM - RELIABILITY EXTRACTOR ENHANCED
Add to wishlist
Purchase & earn 16 points!Add to cart
Quick view
Compare

SHADOW SYSTEMS MR/DR/XR ROUND – TIP FIRING PIN ASSEMBLY

Other AR15 Accessories & Parts
$37.76
SHADOW SYSTEMS MR/DR/XR ROUND - TIP FIRING PIN ASSEMBLY
Add to wishlist
Purchase & earn 38 points!Add to cart
Quick view
Compare

TROY MEDIEVAL FLASH SUPPRESSOR – FITS AR-15

Other AR15 Accessories & Parts
$41.00
TROY MEDIEVAL FLASH SUPPRESSOR - FITS AR-15
Add to wishlist
Purchase & earn 41 points!Add to cart
Quick view

    At Great Lakes Firearms of Porter, Indiana, our mission is to provide our customers with the finest firearms and ammunition available, while promoting responsible gun ownership and safety.

    Quick Links

    • About
    • Service
    • Shop
    • Blog
    • Contact

    Useful Link

    • Privacy Policy
    • Term Of Use
    • Returns Policy
    • Reviews

    Great Lakes Firearms

    • (219) 617-6679
    • 1355 Dune Meadows Dr,
      Porter, Indiana 46304

    Newsletter

    Copyright 2025, Great Lakes Firearms | All Rights Reserved.

    Shopping cart
    Close
    Start typing to see products you are looking for.
    Shop
    Wishlist
    0 items Cart
    My account