Add-on kit for HGBF-020. Comes with parts to attach to other Gunpla kits.
Also included with HGBF-021. Comes with parts to attach to other Gunpla kits.
Original kit in the series. Lightning Back Weapon System (BWS), Lightning Back Weapon System Mk-II, and Lightning Back Weapon System Mk-III sold separately as HGBC-015, HGBC-020, and HGBC-028, respectively.
Parts and color variant of HGUC-155. Includes parts for the Ez-ARMS (HGBC-016) and other parts for three different configurations (RX-79［G］Ez-SR1 Gundam Ez-SR1 Intruder, RX-79［G］Ez-SR2 Gundam Ez-SR2 Eliminator, and RX-79［G］Ez-SR3 Gundam Ez-SR Shadow Phantom).
Parts and color variant of HGBF-005 with Petit'gguy unit. Includes adapter for different types of 1/144 backpacks or to fit Chair Striker on other kits.
Gunpla Expo World Tour Japan 2014 exclusive color variant of HGUC-002 and HGBC-013.
Dengeki Hobby Magazine January 2015 issue exclusive 1/48 scale head display base for HGBF-018.
P-Bandai exclusive parts and color variant of HGSEED-58 without the flight unit. Includes "Gáe Bulg" rail bazooka.
Transforms via parts-swapping.