The GAT-04 Windam arrives to the HGCE with an updated design, adopting the Fine Build joint structure construction system for ease of assembly. Windam's Jet Striker backpack is articulated, and can be docked on other Striker Pack system units, as well as equiping other Striker Packs itself!

The GAT-04 Windam model kit includes its beam rifle, beam sabers, shield, and missiles for Jet Striker.