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E&C ViperTac Custom Strike Industries M4 Sentinel Gridlok 8.5'' PDW Gel Blaster Rifle Replica - with FDE Accents

Product Description
$695.00 $799.00
Maximum quantity available reached.

*This item is restricted for sale in Queensland only – please see Gel Blaster Purchase and Shipping restriction details below.

The E&C Strike Industries M4 Sentinel Gridlok 8.5'' PDW Gel Blaster Rifle Replica is a cutting-edge fusion of innovative design and top-tier performance. Crafted with precision engineering and premium materials, this gel blaster rifle sets a new standard for excellence in the field.

At the heart of the Sentinel Gridlok replica lies an LDX Basic Gearbox, which is a split gearbox, for easy maintenance & spring replacement. The LDX is a proven robust gearbox, ensuring reliable and consistent firing even in the most demanding scenarios. The 8.5-inch PDW configuration offers enhanced maneuverability and versatility, making it ideal for close-quarters engagements and urban combat situations.

Styled with Strike Industries' signature Gridlok handguard, this replica rifle exudes a futuristic aesthetic that's sure to turn heads on the field. The unique design not only enhances the rifle's visual appeal but also provides a comfortable and ergonomic grip for improved handling and control.

Equipped with advanced internals, including a precision hop-up system, the Sentinel Gridlok replica delivers unparalleled accuracy and range, giving you the edge over your opponents with every shot. Whether you're engaging targets at short range or taking aim from afar, this rifle ensures optimal performance in any scenario.


  • Brand: East & Crane (E&C) with ViperTac Upgrades
  • Model: E&C Strike Industries M4 Sentinel 8.5'' PDW Gel Blaster Rifle - EC337
  • Released: September 2023
  • Type: Automatic Electric Gel Blaster (AEG)
  • Firing Modes: Semi-Automatic, Full-Automatic & Safe
  • Receiver: Full metal receiver & barrel assembly
  • Authentic makers markings - Strike Industries Laser engraving on Receiver, SI accessories & buttstock
  • Buttstock: CNC metal Strike Industries Viper Personal Defence Weapon (PDW) stock - spring loaded - Black
  • Handguard: 8.5" Alloy with full-length top Picatinny rail & an MLoK System for adding attachments - Black with FDE Accents
  • Strike Industries Cobra CNC Alloy Trigger guard - FDE Colour
  • Strike Industries CNC Ambidextrous Charging Handle - FDE Colour
  • Inner Barrel: ViperTac Strykr Custom Alloy 7.3mm Tightbore Barrel
  • Flash Suppressor: Strike Industries (SI) - FDE Colour - this flash suppressor can fit a T238 Nano Tracer Unit (not included)
  • Outer Barrel: Metal with 14mm CCW Thread for attachments
  • Highest quality metal materials and craftsmanship
  • Designed and built with the utmost attention to detail
  • 2-piece split metal receiver
  • Strong metal construction from flash suppressor to Buffer tube
  • V2 LDT Warinterest LDX Metal Split Gearbox with metal gears
  • 18:1 Gear ratio
  • CNC Metal Fire Selector switch
  • CNC Metal Receiver Pins
  • Uses 7-8mm gel ball ammunition
  • Hopup: Not included. Compatible with 14mm CCW hopup systems, or on barrel system*
  • Battery Connection: Mini-Tamiya connector**
  • Sights: includes 1 x rear sight & 1 x front sight blade integrated into GridLoK Handguard
  • Length: 620mm - 700mm
  • Weight: 2900g
  • Thread Direction: 14mm Negative (14mm CCW)
  • Gearbox: LDX Basic - Highly upgradeable split V2 Gearbox
  • Motor: Long Type
  • Materials: Metal alloy & polymer


  • Muzzle Velocity: 320+ Feet per Second

Package Includes:

  • E&C Strike Industries M4 Sentinel Gridlok 8.5'' PDW Gel Blaster Rifle - EC337
  • 1 x Strike Industries 8.5" GridloK - Black & FDE Accents
  • 1 x Strike Industries Flash Suppressor - FDE
  • 1 x Strike Industries Cobra Trigger Guard - FDE
  • 1 x Strike Industries Ambidextrous Charging Handle - FDE
  • 1 x Gen 8 Style Magazine - Black
  • 2 x MLoK Rubber handguard Grip Strips

* Note: This blaster is compatible with 14mm CCW threaded hopup systems or on barrel hopup systems. Hopup not included & sold separately. 

** Note: Battery & charger not supplied. Sold separately

*** Note: Photos used for illustrative purposes only, The Heavy Recoil Optic (HRO) Crimson Trace red dot sight is not included & is sold separately. 

* Gel Blaster Purchase and Shipping Restrictions

Gel Blasters are a restricted item in all states and territories of Australia except Queensland. Gel blasters are therefore unable to be purchased from our site by customers residing outside of Queensland. If you reside outside of Queensland and add a gel blaster to your cart it will automatically be blocked and will not allow you to check out.

For further information on the laws regarding gel blasters in your state or territory see the following links: ACT , NSW , VIC , SA , WA , NT , TAS , QLD .

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