HGBC (High Grade Build Custom) is a Bandai Gunpla product line created for customizing HG model kits with extra weapons, armor, effect parts, and build options. Launched as part of Bandai’s Build Fighters era, HGBC gives collectors a flexible way to expand mobile suits with style, personality, and battlefield presence.
Collectors love HGBC for its easy integration with High Grade kits, modular engineering, and wide mix of customization parts that can transform a display without needing a full new kit. From unique boosters and melee weapons to option armor and effect units, HGBC parts help builders create original mobile suit setups, anime-inspired loadouts, and standout custom builds.
Popular HGBC product types:
HGBC covers a wide range of add-on parts designed to upgrade and personalize HG Gunpla builds.
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Weapon sets: Extra rifles, swords, cannons, and close-combat options for customizing battle loadouts.
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Option armor: Armor pieces that change a kit’s silhouette and add a more specialized look.
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Effect parts: Clear parts for beam, blast, and action display effects.
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Booster and flight units: Backpacks and propulsion upgrades for mobile suit display variation.
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Custom build parts: Mixed accessories that support original kitbash projects and fan-made configurations.
Key selling points of HGBC:
HGBC stands out because it is designed to work with compatible HG kits while keeping builds accessible and fun for all skill levels.
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Custom compatibility: Many parts are made to attach cleanly to High Grade Gunpla, making upgrades simple and practical.
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Creative flexibility: Builders can mix and match parts to create original mobile suit concepts.
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Display impact: Weapons, armor, and effects can dramatically improve shelf presence.
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Collector-friendly value: HGBC offers an affordable way to expand a Gunpla collection without buying a full kit every time.
HGBC character lineup:
HGBC is a custom parts line, so its most recognizable “lineup” comes from the Mobile Suit and Build franchise kits that collectors commonly pair with it.
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Build Strike Gundam: A key Build Fighters mobile suit often customized with HGBC weapon and armor parts.
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Gundam Fenice: Popular among builders seeking stylish weapon and armor combinations.
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Kamiki Burning Gundam: Frequently paired with HGBC effect parts for dynamic action displays.
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GM/GM: A favorite base kit for custom build projects and parts swapping.
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RX-78-2 Gundam: A classic base mobile suit for customization and display experimentation.
Hot HGBC collaborations & themes:
HGBC parts are especially popular in themes that support anime-inspired custom builds and high-impact display setups.
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Build Fighters customization: HGBC expanded the creative toolbox for Gundam Build Fighters and related series.
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Battle effect displays: Clear effect parts help recreate explosive attacks and beam weapon scenes.
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Armor upgrade themes: Option armor sets let collectors create heavier, more aggressive mobile suit designs.
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Weapon loadout themes: Builders use HGBC to make ranged, melee, or balanced combat styles.
Popular manufacturers:
HGBC is most strongly associated with Bandai and the broader Gunpla ecosystem, with compatible accessories and build support from other model-kit makers as well.
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Bandai Spirits: The main manufacturer behind HGBC and the core Gunpla product ecosystem.
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Bandai: Longtime producer of Gundam model kits and related customization parts.
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Premier model kit lines: High Grade and Build-related kit releases that pair well with HGBC add-ons.
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Accessory-focused kit makers: Other hobby brands that produce compatible tools or display support items for Gunpla builders.
Quality & craftsmanship:
HGBC parts are built to support clean assembly, practical customization, and a wide range of display styles. The molded detail, fit, and modular design make them a useful option for collectors who want more variety from their Gunpla shelf.
Japan Figure offers authentic Japanese Gunpla and customization items with access to Japan-exclusive releases, limited-edition options, and the latest model kit arrivals. Shop HGBC parts at Japan Figure to expand your build with confidence and global shipping support.
