KJW M4 GBB-R Full Metal (Outfitted)


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Looking for a life changing experience? KJW has done it again. The classic KJW M4 Carbine GBB-R is now available with a full metal receiver set. If you thought the original was grin-inducing, the full metal version is a jaw-dropper.

Introducing the premier of the M4 Carbine gas blowback Full Metal rifle, this KJW rifle is truly one of a kind. Being one of nicest and highest quality full metal M4 GBB-R in Canada, this is a must-add to your airsoft collection.

We recommend this gun for all players entry through competitive levels.

Additionally, this rifle has been outfitted with a versatile KeyMod rail system which offers an intimidating presence on the field. This holds ample room for easy to use/add accessories on top of what has already been included with this bundle, to varying degrees (Metaphorically and Literally).

  • Realistic Blowback
  • Comes With 2 Magazines
  • Full Metal Construction
  • Reinforced Loading Nozzle
  • Adjustable Sights
  • KeyMod Multiple Position Accessory Rail with slots in 8 varying degrees
  • KeyMod Vert Grip includes small tool storage
  • Life Time Optic Warranty

Whats in the box?

  • 1 x KJW M4 GBB-R
  • 2 x 30 Round Mags
  • 1 x Sample pack of BB’s
  • 1 x BB Loading Tool
  • 1 x Manual
  • 1 x KeyMod Carbine Extended Length Rail
  • 1 x KeyMod Short Vert Grip
  • 1 x Keymod QR Red Dot Laser
  • 1 x Black 3 Colour Tactical Dot Sight


  • Velocity: 425 FPS
  • Barrel Length: 300mm
  • Overall Length: 784-866mm
  • Gun Weight: 3020g
  • Propellant: Green Gas
  • Magazine Capacity: 30 Rounds
  • Hop Up: Yes, Adjustable
  • Fire Modes: Semi & Full Auto
  • Blowback: Yes
  • Caliber: 6mm
  • Warranty: 15 Days


Standard Warranty on the Rifle: 15 Days

Lifetime Warranty for Black 3 Colour Dot Sight

Additional Warranty: Available Here

Warranties only cover manufacturer defects.
Warranties do not cover wear and tear, misuse, abuse, improper installation, or incompatibility. Internal modifications, external modifications, permanent cosmetic modifications, and/ or disassembly will void any and all warranties.

Weight 6.3 kg
Dimensions 121 × 100 × 31 cm
Body Style

M16, M4







Propellant Type

Green Gas

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