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Questions & Answers
If this is just an upper receiver how can you justify the difference In price for barrel lengths Expert Answer

The Grid Defense 7.62x39 Upper Receiver is an assembled upper but does not include a BCG or Charging handle. Prices will vary slightly due to barrel length and color. Please email us at Techsales@opticsplanet.com for more information.

by Ethan, Gear Expert, February 28, 2024
Does the gas block vent out of the front? Expert Answer

The manufacturer does not provide that information. I recommend contacting the manufacturer in regard to your question.

by Hunter, Gear Expert, February 23, 2023
Customer Reviews
Helpful Positive Review Great looking and functioning upper. by Michael, Verified Owner, November 26, 2021
I received this upper and while I've order a few uppers from my local Florida company directly, Ghost Firearms, I've found the quality to be good enough for repeat purchases. The quality of the cerakote is top notch. It's even and holds up well again...
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6/6 found this helpful
Helpful Positive Review Seems solid by some guy on the net, May 19, 2019
I bought this off of the DVOR sight. It was paired with an AIM Surplus nickel boron 7.62 x39 bolt and ended up with a reliable, accurate, little AR pistol blaster. I had couple brands of 20 rounder magazines I gave a go (Cproducts and ACS). Both f...
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15/16 found this helpful
Helpful Negative Review Not a complete upper by Trev, Verified Owner, July 14, 2021
Be aware this is not a complete upper this is a upper receiver there is no bcg or ch they do not tell you this anywhere it's only advertised as complete I'm not very happy with my purchase now I need to spend another 200 to make this upper a complete...
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3/18 found this helpful
Most Recent Reviews Grid defense upper by A.W., January 20, 2024
I came across this upper on optics planet while looking for some other build parts. It had a few different color and length options to choose from. I'm a budget guy, and the price point was in my range. On top that I had a coupon, so overall I got a...
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Read All 4 Reviews
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Please note, this Complete Upper Receiver does not include a Bolt Carrier Group or Charging Handle.

Product Info for Grid Defense 7.62x39 Upper Receiver

Look no further and get your hands on Grid Defense's extensive selection of AR47 7.62x39mm upper receivers and build kits. We look forward to providing the tactical industry with top AR AR15 Upper Receivers at the best online prices. 7.62x39 upper receivers are available in black anodized finish, flat dark earth, olive dab green, burnt bronze, blue titanium, and tungsten grey in Cerakote finish from Grid Defense. Buy drop-in ready Ghost Firearms 7.62x39 complete upper kit. Browse through our extensive selection of ready-to-go 10.5" 7.62x39 AR upper available in 10.5" and 16" and choose the accessories that best suit your tactical needs.image

Specifications for Grid Defense 7.62x39 Upper Receiver:

Manufacturer: Grid Defense
Caliber: 7.62x39mm
Barrel Profile: 4150 Steel Light HBAR
Gas System Length: Carbine Length
Barrel Twist Rate: 1-10
Threads per Inch: 5/8x24
Handguard Type: Free-Float
Muzzle Device: A2 Flash Hider
Gun Model: AR-15
Condition: New
Fabric/Material: 4150 Steel
Gas Block Journal Size-Diameter: .750 in
Handguard Style: Thin Rail
Gun Rail: M-LOK
Gun Type: Rifle
Gun Make: AR Platform
Included Accessories: Standard
Bolt Carrier Group Included: No
Charging Handle Included: No
Weight: 3.8 lb
Magazine Included: No
Mount Type: M-LOK

Features of Grid Defense 7.62x39 Upper Receiver:

  • .750 Low Profile Gas Block

  • 10.5" 1:10 Twist 4150 Steel Barrel - Black Nitride

  • 16" 1:10 Twist 4150 Light HBar Barrel Black Nitride

  • 7075-T6 Milspec Upper Receiver

  • A2 Flash Hider

  • Carbine Length Gas System

  • Chambered in 7.62x39mm *Note, NOT 7.62mm NATO

  • Ghost Firearms M-Lok Free Float Hand Guard

  • Ghost Mil-Spec 7075 T6 Upper Receiver

  • Hard Coat Black Anodized

  • Made in the USA

Package Contents:

  • Grid Defense 7.62x39 Upper Receiver

Grid Defense 7.62x39 Upper Receiver Orderable Models

List of Orderable Models

Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Tungsten Gray, GD16E14GFR762TG , MPN: GD16E14GFR762TG , Code: 3Q7-UFH-762UPPER-GD16E14GFR762TG
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Burnt Bronze, GD105E9GFR762BB , MPN: GD105E9GFR762BB , Code: 3Q7-UFH-762UPPER-GD105E9GFR762BB
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Flat Dark Earth, GD105E9GFR762FDE , MPN: GD105E9GFR762FDE , Code: 3Q7-UFH-762UPPER-GD105E9GFR762FDE
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Blue Titanium, GD105E9GFR762BT , MPN: GD105E9GFR762BT , Code: 3Q7-UFH-762UPPER-GD105E9GFR762BT
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Tactical Grape, GD105E9GFR762GRP , MPN: GD105E9GFR762GRP , Code: 3Q7-UFH-762UPPER-GD105E9GFR762GRP
Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Tactical Grape, GD16E14GFR762GRP , MPN: GD16E14GFR762GRP , Code: 3Q7-UFH-762UPPER-GD16E14GFR762GRP
Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Flat Dark Earth, GD16E14GFR762FDE , MPN: GD16E14GFR762FDE , Code: 3Q7-UFH-762UPPER-GD16E14GFR762FDE
Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Blue Titanium, GD16E14GFR762BT , MPN: GD16E14GFR762BT , Code: 3Q7-UFH-762UPPER-GD16E14GFR762BT

Grid Defense 7.62x39 Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Black, GD16E14GFR762BLK , MPN: GD16E14GFR762BLK , Code: 3Q7-UFH-762UPPER-GD16E14GFR762BLK
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, OD Green, GD105E9GFR762OD , MPN: GD105E9GFR762OD , Code: 3Q7-UFH-762UPPER-GD105E9GFR762OD
DEMO, Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Flat Dark Earth, GD16E14GFR762FDE , MPN: GD16E14GFR762FDE-DEMO , Code: 3Q7-UFH-762UPPER-GD16E14GFR762FDE-DEMO
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Tungsten Gray, GD105E9GFR762TG , MPN: GD105E9GFR762TG , UPC: 2993997 , Code: 3Q7-UFH-762UPPER-GD105E9GFR762TG
USED Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Blue Titanium, GD105E9GFR762BT, EDEMO1 , MPN: GD105E9GFR762BT-EDEMO1 , Code: 3Q7-UFH-762UPPER-GD105E9GFR762BT-EDEMO-RE-A
Grid Defense Complete Upper Receiver, 7.62x39, 10.5 inch, Carbine Length, 4150 Steel Light HBAR Barrel, 1-10 Twist, A2 Flash Hider, Black, GD105E9GFR762BLK , MPN: GD105E9GFR762BLK , Code: 3Q7-UFH-762UPPER-GD105E9GFR762BLK
Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, Burnt Bronze, GD16E14GFR762BB , MPN: GD16E14GFR762BB , Code: 3Q7-UFH-762UPPER-GD16E14GFR762BB
Grid Defense Complete Upper Receiver, 7.62x39, 16 inch, Carbine Length, 4150 Light HBAR Barrel, 1-10 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Flash Hider, OD Green, GD16E14GFR762OD , MPN: GD16E14GFR762OD , Code: 3Q7-UFH-762UPPER-GD16E14GFR762OD
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