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
  • HPA "Android" GBU Custom HPA - Gel Blaster (Metal)

    HPA "Android" GBU Custom HPA - Gel Blaster (Metal)

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    HPA "Android" GBU Custom HPA - Gel Blaster (Metal)

    $2,650.00
    $2,650.00
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  • HPA "Demo Ranch" GBU Custom HPA - Gel Blaster (Metal)

    HPA "Demo Ranch" GBU Custom HPA - Gel Blaster (Metal)

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    HPA "Demo Ranch" GBU Custom HPA - Gel Blaster (Metal)

    $2,650.00
    $2,650.00
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  • "Wreckless" GBU Custom - Gel Blaster (Metal)

    "Wreckless" GBU Custom - Gel Blaster (Metal)

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    "Wreckless" GBU Custom - Gel Blaster (Metal)

    $899.99
    $899.99
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  • "Sand Reaper" GBU Custom - Gel Blaster (Metal)

    "Sand Reaper" GBU Custom - Gel Blaster (Metal)

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    "Sand Reaper" GBU Custom - Gel Blaster (Metal)

    $819.99
    $819.99
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  • "Pressurised" GBU Custom HPA - Gel Blaster

    "Pressurised" GBU Custom HPA - Gel Blaster

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    "Pressurised" GBU Custom HPA - Gel Blaster

    $2,749.00
    $2,749.00
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  • Custom "Tank" M4 (Metal) Gel Blaster

    Custom "Tank" M4 (Metal) Gel Blaster

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    Custom "Tank" M4 (Metal) Gel Blaster

    $799.00
    $799.00
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  • "Fairy Floss" GBU Custom HPA - Gel Blaster

    "Fairy Floss" GBU Custom HPA - Gel Blaster

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    "Fairy Floss" GBU Custom HPA - Gel Blaster

    $2,900.00
    $2,900.00
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  • HPA "Blue Magic" GBU Custom HPA - Gel Blaster

    HPA "Blue Magic" GBU Custom HPA - Gel Blaster

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    HPA "Blue Magic" GBU Custom HPA - Gel Blaster

    $2,850.00
    $2,850.00
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  • "Battleworn Soldier" GBU Custom HPA - Gel Blaster

    "Battleworn Soldier" GBU Custom HPA - Gel Blaster

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    "Battleworn Soldier" GBU Custom HPA - Gel Blaster

    $2,689.99
    $2,689.99
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  • "Speed Dorado" GBU Custom HPA - Gel Blaster

    "Speed Dorado" GBU Custom HPA - Gel Blaster

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    "Speed Dorado" GBU Custom HPA - Gel Blaster

    $2,749.00
    $2,749.00
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  • "El Matador" Retro Arms Custom HPA - Gel Blaster

    "El Matador" Retro Arms Custom HPA - Gel Blaster

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    "El Matador" Retro Arms Custom HPA - Gel Blaster

    $2,900.00
    $2,900.00
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  • Custom "Warhead" M4 (Metal) Gel Blaster

    Custom "Warhead" M4 (Metal) Gel Blaster

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    Custom "Warhead" M4 (Metal) Gel Blaster

    $699.00
    $699.00
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  • Custom "Spetsnaz" M4 Tactical (Metal) Gel Blaster

    Custom "Spetsnaz" M4 Tactical (Metal) Gel Blaster

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    Custom "Spetsnaz" M4 Tactical (Metal) Gel Blaster

    $789.99
    $879.99 $789.99
    10% OFF Sold out
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  • Custom "Arkan" M4 Tactical (Metal) Gel Blaster

    Custom "Arkan" M4 Tactical (Metal) Gel Blaster

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    Custom "Arkan" M4 Tactical (Metal) Gel Blaster

    $1,049.99
    $1,049.99
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  • Custom "Chinchilla" M4 Tactical (Metal) Gel Blaster

    Custom "Chinchilla" M4 Tactical (Metal) Gel Blaster

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    Custom "Chinchilla" M4 Tactical (Metal) Gel Blaster

    $1,199.00
    $1,199.00
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  • Custom "Redback" M4 (Metal) Gel Blaster

    Custom "Redback" M4 (Metal) Gel Blaster

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    Custom "Redback" M4 (Metal) Gel Blaster

    $1,850.00
    $1,850.00
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  • Custom "Flames" ARP9 Stage 2 - Gel Blaster

    Custom "Flames" ARP9 Stage 2 - Gel Blaster

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    Custom "Flames" ARP9 Stage 2 - Gel Blaster

    $649.99
    $649.99
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  • "Slime" GBU Custom - Gel Blaster (Metal)

    "Slime" GBU Custom - Gel Blaster (Metal)

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    "Slime" GBU Custom - Gel Blaster (Metal)

    $1,299.99
    $1,299.99
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  • Custom "Snout" M4 Tactical (Metal) Gel Blaster

    Custom "Snout" M4 Tactical (Metal) Gel Blaster

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    Custom "Snout" M4 Tactical (Metal) Gel Blaster

    $989.99
    $989.99
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  • Custom "John Wick" M4 Tactical (Metal) Gel Blaster

    Custom "John Wick" M4 Tactical (Metal) Gel Blaster

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    Custom "John Wick" M4 Tactical (Metal) Gel Blaster

    $999.00
    $999.00
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  • Custom "Stubster" M4 (Metal) Gel Blaster

    Custom "Stubster" M4 (Metal) Gel Blaster

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    Custom "Stubster" M4 (Metal) Gel Blaster

    $799.00
    $799.00
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  • Custom "Prototype" M4 Tactical (Metal) Gel Blaster

    Custom "Prototype" M4 Tactical (Metal) Gel Blaster

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    Custom "Prototype" M4 Tactical (Metal) Gel Blaster

    $1,499.00
    $1,499.00
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  • Custom "OPS Underground" M4 Tactical (Metal) Gel Blaster

    Custom "OPS Underground" M4 Tactical (Metal) Gel Blaster

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    Custom "OPS Underground" M4 Tactical (Metal) Gel Blaster

    $879.99
    $879.99
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  • Custom "Down Town" M4 Tactical (Metal) Gel Blaster

    Custom "Down Town" M4 Tactical (Metal) Gel Blaster

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    Custom "Down Town" M4 Tactical (Metal) Gel Blaster

    $1,049.00
    $1,049.00
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  • Custom "Frogman" M4 Tactical (Metal) Gel Blaster

    Custom "Frogman" M4 Tactical (Metal) Gel Blaster

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    Custom "Frogman" M4 Tactical (Metal) Gel Blaster

    $1,199.00
    $1,199.00
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  • Custom "Distante" M4 Tactical (Metal) Gel Blaster

    Custom "Distante" M4 Tactical (Metal) Gel Blaster

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    Custom "Distante" M4 Tactical (Metal) Gel Blaster

    $859.99
    $859.99
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  • Custom "Dozer" M4 Tactical (Metal) Gel Blaster

    Custom "Dozer" M4 Tactical (Metal) Gel Blaster

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    Custom "Dozer" M4 Tactical (Metal) Gel Blaster

    $1,049.00
    $1,049.00
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  • Custom "Grim" M4 Tactical (Metal) Gel Blaster

    Custom "Grim" M4 Tactical (Metal) Gel Blaster

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    Custom "Grim" M4 Tactical (Metal) Gel Blaster

    $989.99
    $989.99
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  • Custom "Allied" M4 Tactical (Metal) Gel Blaster

    Custom "Allied" M4 Tactical (Metal) Gel Blaster

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    Custom "Allied" M4 Tactical (Metal) Gel Blaster

    $989.99
    $989.99
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  • Custom "Vulture" M4 Tactical (Metal) Gel Blaster

    Custom "Vulture" M4 Tactical (Metal) Gel Blaster

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    Custom "Vulture" M4 Tactical (Metal) Gel Blaster

    $989.99
    $989.99
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  • Custom "Sand Devil" M4 Tactical (Metal) Gel Blaster

    Custom "Sand Devil" M4 Tactical (Metal) Gel Blaster

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    Custom "Sand Devil" M4 Tactical (Metal) Gel Blaster

    $949.99
    $949.99
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  • Custom "Son of Thunder" M4 (Metal) Gel Blaster

    Custom "Son of Thunder" M4 (Metal) Gel Blaster

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    Custom "Son of Thunder" M4 (Metal) Gel Blaster

    $1,049.00
    $1,049.00
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  • Custom "Fortify" M4 Tactical (Metal) Gel Blaster

    Custom "Fortify" M4 Tactical (Metal) Gel Blaster

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    Custom "Fortify" M4 Tactical (Metal) Gel Blaster

    $849.99
    $849.99
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  • Custom "Tac-Scout" M4 Tactical (Metal) Gel Blaster

    Custom "Tac-Scout" M4 Tactical (Metal) Gel Blaster

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    Custom "Tac-Scout" M4 Tactical (Metal) Gel Blaster

    $899.99
    $899.99
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  • Custom "Death-Match" M4 Tactical (Metal) Gel Blaster

    Custom "Death-Match" M4 Tactical (Metal) Gel Blaster

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    Custom "Death-Match" M4 Tactical (Metal) Gel Blaster

    $859.99
    $859.99
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  • Custom "Hell-Boi" M4 (Metal) Gel Blaster

    Custom "Hell-Boi" M4 (Metal) Gel Blaster

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    Custom "Hell-Boi" M4 (Metal) Gel Blaster

    $1,850.00
    $1,850.00
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  • Custom "Tauros" M4 Tactical (Metal) Gel Blaster

    Custom "Tauros" M4 Tactical (Metal) Gel Blaster

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    Custom "Tauros" M4 Tactical (Metal) Gel Blaster

    $949.99
    $949.99
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  • Custom "Limbo" M4 Tactical (Metal) Gel Blaster

    Custom "Limbo" M4 Tactical (Metal) Gel Blaster

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    Custom "Limbo" M4 Tactical (Metal) Gel Blaster

    $899.99
    $899.99
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  • Custom "Rogue Force" M4 Tactical (Metal) Gel Blaster

    Custom "Rogue Force" M4 Tactical (Metal) Gel Blaster

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    Custom "Rogue Force" M4 Tactical (Metal) Gel Blaster

    $1,299.99
    $1,299.99
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  • Custom "Falcon" M4 Tactical (Metal) Gel Blaster

    Custom "Falcon" M4 Tactical (Metal) Gel Blaster

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    Custom "Falcon" M4 Tactical (Metal) Gel Blaster

    $1,099.99
    $1,099.99
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  • Custom G36C Assault Rifle - Gel Blaster

    Custom G36C Assault Rifle - Gel Blaster

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    Custom G36C Assault Rifle - Gel Blaster

    $499.99
    $499.99
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  • Custom "DMR Dino" M4 (Metal) Gel Blaster

    Custom "DMR Dino" M4 (Metal) Gel Blaster

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    Custom "DMR Dino" M4 (Metal) Gel Blaster

    $959.99
    $959.99
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  • Custom "Wild Hog" M4 Tactical (Metal) Gel Blaster

    Custom "Wild Hog" M4 Tactical (Metal) Gel Blaster

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    Custom "Wild Hog" M4 Tactical (Metal) Gel Blaster

    $949.99
    $949.99
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  • Custom "Lopez" M4 Tactical (Metal) Gel Blaster

    Custom "Lopez" M4 Tactical (Metal) Gel Blaster

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    Custom "Lopez" M4 Tactical (Metal) Gel Blaster

    $799.00
    $799.00
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  • Custom "Pigme" M4 CQB (Metal) Gel Blaster

    Custom "Pigme" M4 CQB (Metal) Gel Blaster

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    Custom "Pigme" M4 CQB (Metal) Gel Blaster

    $649.99
    $649.99
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  • Custom "Lonestar" M4 (Metal) Gel Blaster

    Custom "Lonestar" M4 (Metal) Gel Blaster

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    Custom "Lonestar" M4 (Metal) Gel Blaster

    $959.99
    $959.99
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  • "Tinky-Winky" GBU Custom - Gel Blaster

    "Tinky-Winky" GBU Custom - Gel Blaster

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    "Tinky-Winky" GBU Custom - Gel Blaster

    $599.99
    $599.99
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  • "Cloud9" GBU Custom - Gel Blaster

    "Cloud9" GBU Custom - Gel Blaster

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    "Cloud9" GBU Custom - Gel Blaster

    $599.99
    $599.99
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  • Custom HK416D "Ground Hog" Tactical Gel Blaster

    Custom HK416D "Ground Hog" Tactical Gel Blaster

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    Custom HK416D "Ground Hog" Tactical Gel Blaster

    $599.99
    $599.99
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  • "Diablo" GBU Custom - Gel Blaster

    "Diablo" GBU Custom - Gel Blaster

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    "Diablo" GBU Custom - Gel Blaster

    $679.99
    $679.99
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