I'm snowed in here in Bloomington, so I can't get home to grab more parts. In the mean time, I'm really struggling to find some new material to update. I need parts & tools from home and until I do, no real building for me. In the mean time....
The only other astromech unit seen to date from the animated Clone Wars series has been Obi-Wan's R4-P17. Again, the droid is highly stylized and the model looks to be just like R2-D2. The image shown here is a screen capture from the Clone Wars trailer shown at Celebration IV. Check it out at StarWars.com