"SciFi Medusa" such product not as helmet but as a drone would be good

cosmo71

SciFi Medusa as drone and not just as helmet would be good and not just in Iray but also in 3Delight

jestmart

DzFire has a couple of greebles sets that could probably turn the helmet in to drone.

Linton

There's also this set if you are after a squid mech

http://www.daz3d.com/modular-mech-squid and its http://www.daz3d.com/modular-mech-squid-expansion-pack

and the aforementioned Greebles could do what you are after.

pwiecek

This was for poser and is several generations old. The grippers are very crude compared to the Medusa Helmet.

http://www.daz3d.com/probes-mechanical-mayhem