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MP5-SD "Spec Ops" Stage 3 GBU Custom - Gel Blaster (Metal)

MP5-SD "Spec Ops" Stage 3 GBU Custom - Gel Blaster (Metal)

Regular price $872.99
Regular price $969.99 Sale price $872.99
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MP5-SD "Spec Ops" Stage 3 GBU Custom - Gel Blaster (Metal)

MP5-SD "Spec Ops" Stage 3 GBU Custom - Gel Blaster (Metal)

Regular price $872.99
Regular price $969.99 Sale price $872.99

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Product Description

This is the all new MP5-SD "Spec Ops" custom metal blaster. This beast is a new addition to GBU featuring the first metal MP5 on the market paired with a full stage 3 modification to give you Australia's hardest hitting MP5.


Sporting a full stage 3 modification featuring 12:1 Gears for fast rate of fire (29 RPS) paired with a SHS high torque motor and the APACHE cylinder head and nozzle for perfect feeding and loud shots.


This custom features a pre installed hop-up for perfect accuracy paired with a C-More red dot sight and metal top rail to add the "Spec Ops" look which will make you stand out on the field.


If you are looking for a perfect milSim short/ medium blaster then look no further, this beast will absolutely dominate on all fronts.

The shooting power of this beast is between 340-350+ feet per second and the accuracy is absolutely spot on and what you would expect from a high end custom.


  • Aluminium 7.3mm I.D Barrel
  • Rizer R1 Aluminium Hop-Up
  • 11.1v High Discharge Battery 
  • Metal Tube Suppressor
  • Metal V2 Gearbox
  • APACHE Cylinder Head/ Nozzle
  • SHS High Torque Motor
  • SHS Enhanced 12:1 Metal Gears
  • SHS Enhanced Polymer Piston
  • SHS Cut-Off Lever
  • SHS Reverse Latch 
  • Competition Stage 3 Modification
  • Solid Nylon/ Polymer But-Stock
  • Metal MP5-SD Magazine
  • SLR Outer Barrel
  • Green O ring
  • M100 SHS Upgraded Spring
    Firing Power

    340+  Feet Per Second (FPS)

    Package Includes

    1 x "Spec Ops" Custom Blaster
    1 x 11.1v Battery
    1 x USB Enhanced Charger
    1 x Metal MP5-SD Magazine

    Shipping & Returns

    If you need to return a product due to factory issues or damage, just email our admin team at We'll send you a return label free of charge to fix or replace the product promptly.

    Standard shipping 5-10 business days
    Express shipping 2-3 business days.

    View full details

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    What is a Gel Blaster?

    Gel blasters are hobby-sport toys that simulate military-style skirmishes. They are electric
    or gas-powered devices that shoot soft, water-type orbeez called gel balls. Gel blasters offer
    a safe and enjoyable way to engage in recreational activities, team-building exercises, and
    competitive games.

    Are Gel Blasters legal in Australia?

    The legality of gel blasters varies by State. It is important to familiarize yourself with local laws and regulations regarding gel blasters before purchasing or participating in related activities, But yes overall Gel blaster’s used accordingly are legal in Australia.

    How do Gel Blasters work?

    Gel blasters use electric or gas-powered mechanisms to propel gel balls. Electric gel blasters are battery-powered and provide a consistent shooting experience, while gas-powered gel blasters use compressed gas to create a more realistic recoil and sound effect.

    Are Gel Blasters safe for kids?

    Yes, gel balls and gel blasters are harmless and pose no danger when they hit their targets or kids. They are made from biodegradable materials and disintegrate over time, ensuring minimal environmental impact.

    How do I maintain and care for my Gel Blaster?

    Maintaining your gel blaster is essential to ensure its longevity and optimal performance. Here are some general tips to help you care for your gel blaster:

    • Read the manufacturer's instructions:
      Familiarize yourself with the specific maintenance requirements and guidelines provided by the manufacturer for your gel blaster model.

    • Cleaning:
      Regularly clean your gel blaster, especially after use, to remove any dirt, debris, or gel residue. Use a soft cloth or brush and water to gently wipe down the exterior. Avoid submerging the blaster in water unless specified by the manufacturer.

    • Lubrication:
      Proper lubrication is crucial for the smooth operation of your gel blaster. Follow the manufacturer's recommendations on the type of lubricant to use and apply it to the designated areas, such as the gearbox and moving parts. Avoid over-lubrication, as it can attract dirt and cause malfunctions.

    • Battery care:
      If your gel blaster is electric-powered, take care of the battery. Follow the instructions regarding charging and discharging cycles to maintain battery life. Avoid completely draining the battery or leaving it unused for extended periods.

    • Seek guidance:
      To ensure you have a comprehensive understanding of gel blaster maintenance, consider referring to the GBU (Gel Ball Undercover) YouTube channel. They provide informative videos on various aspects, including maintenance, care, and troubleshooting, specific to gel blasters. These videos can offer valuable insights and practical tips to keep your gel blaster in top shape.

    Remember, regular maintenance and proper care will not only extend the lifespan of your gel blaster but also contribute to a consistent and enjoyable shooting experience.

    Can I modify my Gel Blaster?

    Yes, gel blasters can be modified to enhance their performance or customize their appearance. 

    GBU (Gel Ball Undercover) offers a wide range of modification parts and accessories for gel blasters, providing enthusiasts with the opportunity to personalize and upgrade their blasters according to their preferences. Whether you're looking to improve accuracy, increase range, enhance durability, or simply add aesthetic enhancements, GBU offers a diverse selection of modification options.

    It's important to note that modifying your gel blaster may require technical knowledge and skills. If you're new to gel blaster modifications, GBU can provide assistance and guidance through their installation help services. This ensures that you can make modifications safely and effectively, optimizing the performance of your gel blaster.

    Remember to familiarize yourself with any local laws or regulations regarding gel blaster modifications, as certain modifications may be restricted or require specific permits in your area. Always prioritize safety and follow proper procedures when modifying your gel blaster.

    How can I ensure safety while using Gel Blasters?

    Safety should always be a top priority when using gel blasters. It is crucial to wear appropriate protective gear, such as eye protection, and follow all safety guidelines provided by the manufacturer. Always use gel blasters in designated areas and ensure that participants adhere to established rules and regulations.