From Kotobukiya. Joining the Frame Arms expansion kit series, Extend Arms, are booster units compatible with the land battle-type Frame Arms Type48model1 Kagutsuchi-Kou! The large-sized booster units are 7" in length, and this model can transform from its standard form to its "parked form" with a quadrupedal silhouette when it is not moving! Attachment parts are included to attach these units to other models, for users to further enjoy customizing within the Frame Arms series! Additionally, specially designed new head parts are included. The Frame Architect parts are not pre-assembled and only includes runners necessary to assemble this product.