From Kotobukiya. The customization parts set for HMM Zoids, the Booster Cannon Set, has arrived! This Booster Cannon Set of customization parts is compatible with the EZ-005 Redler model. With the wide variety of included attachment parts such as the connection units to recreate the "Double Cannon", users can attach the Booster Cannons to a range of HMM Zoids. Mount these cannons that span around 180 mm long and add powerful firepower or acceleration to your HMM Zoid.