R2's lower half is intended to be modular, and so is its redesigned head, which could fit a variety of sensor suites, depending on the mission or environment.

As an important approach to realize MC and AM, modular product design can produce more variety of products with limited resources by combination of different modules.

As you can see, its modular architecture gives Eclipse enormous flexibility and makes for a platform that can support a variety of applications unforeseen by the original authors.