Option Parts Set Gunpla 18 [Build Booster Set]

1/144 Scale Bandai Plastic Model Kit Accessories

Release Date: November 2025

A set featuring both the “Build Booster” and “Build Booster Mk-II” is here! Combine the two units for even more customization possibilities!

• Both the Build Booster and Build Booster Mk-II can transform from fighter mode to backpack mode.
• Backpack mode can be equipped onto a variety of Gunpla using the included versatile joint parts.
• Individual parts can be detached and used as weapons.
• Non-weapon parts can also be customized onto various Gunpla using the included joint components.

Included Accessories

• Build Booster ×1
• Build Booster Mk-II ×1