Bandai Gunpla Build Booster Option Parts Set #18 for Custom Model Kits

Description

“Build Booster” and “Build Booster Mk-II” are now available as a set! By combining two boosters, you can play a variety of customizations! The Build Booster and Build Booster Mk-II can transform from a fighter to a backpack form. The backpack form can be attached to various aircraft with various joints attached. If you remove the parts of each part, you can use it as a weapon.

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