Spacetrooper BD58 Legacy 2009 includes droid factory part.
At first the figure was a Toys'R'Us exclusive, but it was later sold through various online stores. This version of the Spacetrooper was featured in the novel and comic book of Timothy Zahn's Heir To The Empire story.
Source: Expanded Universe (Heir To The Empire)
Spacetroopers are high-ranking Imperial commandos who wear powersuit armor designed for space combat. These Zero-G Assault Troopers are considered "walking tanks" because of the extensive weaponry built into their suits.