Option Parts Set for Gunpla 18 (Build Booster Set)

The Build Booster and Build Booster Mk-II are now available together in one set—unlocking even more customization options!

• Both boosters can transform from fighter-jet mode into backpack form.

• The backpack configuration can be mounted to a wide range of aircraft and Gunpla using the included joint parts.

• Individual components can be detached and repurposed as weapons.

• Non-weapon parts can also be combined and customized onto various Gunpla for expanded build possibilities.

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