Custom Builds

Elevate your gel ball game with Gel Ball Undercover's Custom Builds. Our expert technicians create tailor-made gel blasters to suit your specific requirements, ensuring a unique and high-performance experience on the battlefield.
2025 SALE! SALE! Custom Rifles Custom Pistols GBBR Exclusive Customs
All Custom Builds Stage 2 Stage 3 Stage 4
  • "Nomad" GBU Custom (Metal) - Gel Blaster

    "Nomad" GBU Custom (Metal) - Gel Blaster

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    "Nomad" GBU Custom (Metal) - Gel Blaster

    $1,850.00
    $1,850.00
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  • "Dune Scout" GBU Custom - Gel Blaster (Metal)

    "Dune Scout" GBU Custom - Gel Blaster (Metal)

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    "Dune Scout" GBU Custom - Gel Blaster (Metal)

    $999.99
    $999.99
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  • "St Morta" GBU Custom SLR - Gel Blaster

    "St Morta" GBU Custom SLR - Gel Blaster

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    "St Morta" GBU Custom SLR - Gel Blaster

    $1,850.00
    $1,850.00
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  • Retro Arms Custom HPA - Gel Blaster (Metal)

    Retro Arms Custom HPA - Gel Blaster (Metal)

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    Retro Arms Custom HPA - Gel Blaster (Metal)

    $3,650.00
    $3,650.00
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  • "Sicario Hunter" GBU Custom - Gel Blaster (Metal)

    "Sicario Hunter" GBU Custom - Gel Blaster (Metal)

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    "Sicario Hunter" GBU Custom - Gel Blaster (Metal)

    $1,150.00
    $1,150.00
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  • Modified Green Gas MP5K Short- Gel Blaster

    Modified Green Gas MP5K Short- Gel Blaster

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    Modified Green Gas MP5K Short- Gel Blaster

    $539.10
    $599.00 $539.10
    10% OFF Sold out
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  • "Purp" GBU Custom - Gel Blaster (Metal)

    "Purp" GBU Custom - Gel Blaster (Metal)

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    "Purp" GBU Custom - Gel Blaster (Metal)

    $915.00
    $915.00
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  • "Anonymous" GBU Custom - Gel Blaster (Metal)

    "Anonymous" GBU Custom - Gel Blaster (Metal)

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    "Anonymous" GBU Custom - Gel Blaster (Metal)

    $949.99
    $949.99
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  • "Eruption" GBU Custom - Gel Blaster (Metal)

    "Eruption" GBU Custom - Gel Blaster (Metal)

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    "Eruption" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Vulcan" GBU Custom - Gel Blaster (Metal)

    "Vulcan" GBU Custom - Gel Blaster (Metal)

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    "Vulcan" GBU Custom - Gel Blaster (Metal)

    $949.99
    $949.99
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  • "Get Dropped" GBU Custom ARP9 - Gel Blaster (Metal)

    "Get Dropped" GBU Custom ARP9 - Gel Blaster (Metal)

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    "Get Dropped" GBU Custom ARP9 - Gel Blaster (Metal)

    $1,179.00
    $1,179.00
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  • GBU Custom Competition M16 Vietnam - Gel Blaster (Metal)

    GBU Custom Competition M16 Vietnam - Gel Blaster (Metal)

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    GBU Custom Competition M16 Vietnam - Gel Blaster (Metal)

    $949.99
    $949.99
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  • "Nemesis" GBU Custom ARP9 - HPA Gel Blaster

    "Nemesis" GBU Custom ARP9 - HPA Gel Blaster

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    "Nemesis" GBU Custom ARP9 - HPA Gel Blaster

    $2,250.00
    $2,250.00
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  • "Wizz Fizz" GBU Custom - Gel Blaster (Metal)

    "Wizz Fizz" GBU Custom - Gel Blaster (Metal)

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    "Wizz Fizz" GBU Custom - Gel Blaster (Metal)

    $1,850.00
    $1,850.00
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  • "El Loco" GBU Custom - Gel Blaster (Metal)

    "El Loco" GBU Custom - Gel Blaster (Metal)

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    "El Loco" GBU Custom - Gel Blaster (Metal)

    $1,199.99
    $1,199.99
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  • "M4 Executive" Custom - Gel Blaster (Metal)

    "M4 Executive" Custom - Gel Blaster (Metal)

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    "M4 Executive" Custom - Gel Blaster (Metal)

    $1,850.00
    $1,850.00
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  • "Tekashi" Custom - Gel Blaster (Metal)

    "Tekashi" Custom - Gel Blaster (Metal)

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    "Tekashi" Custom - Gel Blaster (Metal)

    $1,949.99
    $1,949.99
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  • "Humble" GBU Custom - Gel Blaster (Metal)

    "Humble" GBU Custom - Gel Blaster (Metal)

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    "Humble" GBU Custom - Gel Blaster (Metal)

    $1,199.99
    $1,199.99
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  • "Drop Out" GBU Custom - Gel Blaster (Metal)

    "Drop Out" GBU Custom - Gel Blaster (Metal)

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    "Drop Out" GBU Custom - Gel Blaster (Metal)

    $1,199.99
    $1,199.99
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  • "M4 Skeletor" GBU Custom - Gel Blaster (Metal)

    "M4 Skeletor" GBU Custom - Gel Blaster (Metal)

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    "M4 Skeletor" GBU Custom - Gel Blaster (Metal)

    $1,299.99
    $1,299.99
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  • Custom CYMA SPR MOD 1 - Gel Blaster (Metal)

    Custom CYMA SPR MOD 1 - Gel Blaster (Metal)

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    Custom CYMA SPR MOD 1 - Gel Blaster (Metal)

    $949.99
    $949.99
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  • "M4 Pinnacle" GBU Custom - Gel Blaster (Metal)

    "M4 Pinnacle" GBU Custom - Gel Blaster (Metal)

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    "M4 Pinnacle" GBU Custom - Gel Blaster (Metal)

    $1,199.99
    $1,199.99
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  • "M4 Lochness" GBU Custom - Gel Blaster (Metal)

    "M4 Lochness" GBU Custom - Gel Blaster (Metal)

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    "M4 Lochness" GBU Custom - Gel Blaster (Metal)

    $2,050.00
    $2,050.00
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  • "Vader" GBU Custom - Gel Blaster (Metal)

    "Vader" GBU Custom - Gel Blaster (Metal)

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    "Vader" GBU Custom - Gel Blaster (Metal)

    $1,950.00
    $1,950.00
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  • "Zaptos" Custom - Gel Blaster (Metal)

    "Zaptos" Custom - Gel Blaster (Metal)

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    "Zaptos" Custom - Gel Blaster (Metal)

    $1,899.99
    $1,899.99
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  • Glow In The Dark "Zoidberg" Custom - Gel Blaster (Metal)

    Glow In The Dark "Zoidberg" Custom - Gel Blaster (Metal)

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    Glow In The Dark "Zoidberg" Custom - Gel Blaster (Metal)

    $1,850.00
    $1,850.00
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  • "M4 Hustler" GBU Custom - Gel Blaster (Metal)

    "M4 Hustler" GBU Custom - Gel Blaster (Metal)

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    "M4 Hustler" GBU Custom - Gel Blaster (Metal)

    $1,100.00
    $1,100.00
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  • "Gucci Mane" Custom - Gel Blaster (Metal)

    "Gucci Mane" Custom - Gel Blaster (Metal)

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    "Gucci Mane" Custom - Gel Blaster (Metal)

    $1,899.99
    $1,899.99
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  • "M4 Unit" GBU Custom - Gel Blaster (Metal)

    "M4 Unit" GBU Custom - Gel Blaster (Metal)

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    "M4 Unit" GBU Custom - Gel Blaster (Metal)

    $1,050.00
    $1,050.00
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  • "M4 Rampage" GBU Custom - Gel Blaster (Metal)

    "M4 Rampage" GBU Custom - Gel Blaster (Metal)

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    "M4 Rampage" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Hitman" GBU Custom - Gel Blaster (Metal)

    "Hitman" GBU Custom - Gel Blaster (Metal)

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    "Hitman" GBU Custom - Gel Blaster (Metal)

    $1,099.00
    $1,099.00
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  • "Glow M4" GBU Custom - Gel Blaster (Metal)

    "Glow M4" GBU Custom - Gel Blaster (Metal)

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    "Glow M4" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Blue Crush" GBU Custom - Gel Blaster (Metal)

    "Blue Crush" GBU Custom - Gel Blaster (Metal)

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    "Blue Crush" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "M4 Unique" GBU Custom - Gel Blaster (Metal)

    "M4 Unique" GBU Custom - Gel Blaster (Metal)

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    "M4 Unique" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "M4 Strange" GBU Custom - Gel Blaster (Metal)

    "M4 Strange" GBU Custom - Gel Blaster (Metal)

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    "M4 Strange" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Dark Earth M4" GBU Custom - Gel Blaster (Metal)

    "Dark Earth M4" GBU Custom - Gel Blaster (Metal)

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    "Dark Earth M4" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Orange M4" GBU Custom - Gel Blaster (Metal)

    "Orange M4" GBU Custom - Gel Blaster (Metal)

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    "Orange M4" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • “Manchester" GBU Custom - Gel Blaster (Metal)

    “Manchester" GBU Custom - Gel Blaster (Metal)

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    “Manchester" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Neon M4" GBU Custom - Gel Blaster (Metal)

    "Neon M4" GBU Custom - Gel Blaster (Metal)

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    "Neon M4" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • Custom Army Green GBU & STIG HPA - Gel Blaster (1 of 1) (Green)

    Custom Army Green GBU & STIG HPA - Gel Blaster (1 of 1) (Green)

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    Custom Army Green GBU & STIG HPA - Gel Blaster (1 of 1) (Green)

    $3,250.00
    $3,250.00
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  • Custom Gold GBU & STIG HPA - Gel Blaster (1 of 1)

    Custom Gold GBU & STIG HPA - Gel Blaster (1 of 1)

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    Custom Gold GBU & STIG HPA - Gel Blaster (1 of 1)

    $3,250.00
    $3,250.00
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  • "Papa Smurf" GBU Custom - Gel Blaster (Metal)

    "Papa Smurf" GBU Custom - Gel Blaster (Metal)

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    "Papa Smurf" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Chrome" GBU Custom - Gel Blaster (Metal)

    "Chrome" GBU Custom - Gel Blaster (Metal)

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    "Chrome" GBU Custom - Gel Blaster (Metal)

    $1,850.00
    $1,850.00
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  • "Barrage" GBU Custom - Gel Blaster (Metal)

    "Barrage" GBU Custom - Gel Blaster (Metal)

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    "Barrage" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "M4 Lava" GBU Custom - Gel Blaster (Metal)

    "M4 Lava" GBU Custom - Gel Blaster (Metal)

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    "M4 Lava" GBU Custom - Gel Blaster (Metal)

    $1,250.00
    $1,250.00
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  • "Sand Stalker" GBU Custom - Gel Blaster

    "Sand Stalker" GBU Custom - Gel Blaster

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    "Sand Stalker" GBU Custom - Gel Blaster

    $1,599.00
    $1,599.00
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  • "Bubble-Gum" GBU Custom - Gel Blaster (Metal)

    "Bubble-Gum" GBU Custom - Gel Blaster (Metal)

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    "Bubble-Gum" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "Bo-Peep" GBU Custom - Gel Blaster (Metal)

    "Bo-Peep" GBU Custom - Gel Blaster (Metal)

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    "Bo-Peep" GBU Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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  • "M4 Shetland" GBU Custom - Gel Blaster (Metal)

    "M4 Shetland" GBU Custom - Gel Blaster (Metal)

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    "M4 Shetland" GBU Custom - Gel Blaster (Metal)

    $1,050.00
    $1,050.00
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  • GBU #11 Custom - Gel Blaster (Metal)

    GBU #11 Custom - Gel Blaster (Metal)

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    GBU #11 Custom - Gel Blaster (Metal)

    $1,199.00
    $1,199.00
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