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Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard Color: Flat Dark Earth, Finish: Anodized, 13% Off w/ Free S&H

GUNTEC USA Ar 15 Stripped Billet Upper Receiver & 15in Ultralight Series M-Lok Handguard Combo Set, Flat Dark Earth, GT-UPPER-SET-FDE-15MLK
GUNTEC USA AR .308 Cal Stripped Billet Upper Receiver & 15in Ultralight Series M-LOK Handguard Combo Set
GUNTEC USA Ar 15 Stripped Billet Upper Receiver & 15in Ultralight Series M-Lok Handguard Combo Set, Flat Dark Earth, GT-UPPER-SET-FDE-15MLK
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GUNTEC USA Ar 15 Stripped Billet Upper Receiver & 15in Ultralight Series M-Lok Handguard Combo Set, Flat Dark Earth, GT-UPPER-SET-FDE-15MLK
GUNTEC USA AR .308 Cal Stripped Billet Upper Receiver & 15in Ultralight Series M-LOK Handguard Combo Set
2 of 2 images
GUNTEC USA AR .308 Cal Stripped Billet Upper Receiver & 15in Ultralight Series M-LOK Handguard Combo Set

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Questions & Answers
Does this upper match up with a psa lower Expert Answer

Yes, this should work with a PSA lower.

by Ethan C., Gear Expert, February 11, 2020
View All Q&A You Have a Question? Ask!
Color:
Flat Dark Earth
Finish:
Anodized
Caliber:
5.56x45mm NATO
Gun Model:
AR-15
Included Accessories:
15in Ultralight Series M-Lok Handguard

Code: 2AH-UPR-SUM-GT-UPPER-SET-FDE-15MLK

MPN: GT-UPPER-SET-FDE-15MLK

List: $274.95Save 13%
$239.99

ATTENTION! We currently do not ship this product to P.O. Boxes, AK, CA, CT, DE, HI, MA, NJ, NY, U.S. Territories, or select Colorado locations. Please see our policies for more information or a detailed list of locations.

Product Info for Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard

If you're looking to build a new AR 15, check out the Guntec USA AR 15 Stripped Billet Upper Receiver. These AR15 Upper Receivers are made from T6 6061 Billet Aluminum, which means they are all machined from a single block of medal. They have flat-top Picatinny rails with DPMS low-spec rail heights which are perfect for mounting optics. They also have an M4 Feed ramp and will match with any mil-spec AR 15 lower receiver. Designed for use in 5.56x45mm NATO weapons, you can be confident in this sturdy, durable upper receiver.image

This model also comes with a 15-inch Ultra Lightweight handguard and proprietary steel barrel nut. In total, this upper receiver weighs 14.8 ounces, which is light enough for you to carry, maneuver, and aim it for long periods without experiencing fatigue. Snag this bundle today to get started on your next build.

Specifications for Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard:

Manufacturer: Guntec USA
Color: Flat Dark Earth
Finish: Anodized
Caliber: 5.56x45mm NATO
Gun Model: AR-15
Included Accessories: 15in Ultralight Series M-Lok Handguard

Features of Guntec USA AR 15 Stripped Billet Upper Receiver:

  • T6 6061 Billet
  • 1913 Picatinny Rail Flat Top-DPMS Low Spec Rail Height
  • Manufactured From Solid Block Of Billet Aluminum
  • M4 Feed Ramp
  • Cerakoted In Flat Dark Earth Finish
  • Will Match Up With Any Brand Lower Receiver
  • Accepts Mil-Spec .308 Cal Ejection Port Door Kit And Forward Assist Kit (Not Included)
  • Slim Profile Shell Deflector

15in Ultra Lightweight Handguard:

  • DPMS Low Profile Spec
  • T6 Aluminum Body
  • Cerakote Flat Dark Earth
  • Ultra Lightweight
  • Proprietary Steel Barrel Nut Included
  • Total Weight Including Barrel Nut Is 14.8 oz
  • M-LOK System
  • Rail System Slides Over Barrel Nut , And Is Locked Up Against Receiver With 6 Screws
  • Tight Fit Up Against Receiver, Which Allows For A Monolithic Top Rail
  • 15in Length
  • Heavy Duty
  • Internal Diameter: 1.48in

Package Contents:

  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard

What firearm models does the manufacturer say Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard is compatible with?

The manufacturer suggests that Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard is compatible with AR-15

Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard Orderable Models

List of Orderable Models

  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Flat Dark Earth, GT-UPPER-SET-FDE-15MLK , MPN: GT-UPPER-SET-FDE-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-FDE-15MLK

Guntec USA AR 15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard Unavailable & Discontinued Models

List of Unorderable Models

  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Black, GT-UPPER-SET-BLK-15MLK , MPN: GT-UPPER-SET-BLK-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-BLK-15MLK
  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Anodized Purple, GT-UPPER-SET-PURPLE-15MLK , MPN: GT-UPPER-SET-PURPLE-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-PURPLE-15MLK
  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Anodized Green, GT-UPPER-SET-GREEN-15MLK , MPN: GT-UPPER-SET-GREEN-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-GREEN-15MLK
  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Od Green, GT-UPPER-SET-G-15MLK , MPN: GT-UPPER-SET-G-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-G-15MLK
  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Anodized Red, GT-UPPER-SET-RED-15MLK , MPN: GT-UPPER-SET-RED-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-RED-15MLK
  • Guntec USA AR-15 Stripped Billet Upper Receiver w/15in Ultralight Series M-Lok Handguard, Blue, GT-UPPER-SET-CBLUE-15MLK , MPN: GT-UPPER-SET-CBLUE-15MLK , Code: 2AH-UPR-SUM-GT-UPPER-SET-CBLUE-15MLK
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Last updated 2026-08-30 UTC.