Are 6 frame radials better than 10?
If you numbered the slots in a 10-frame extractor (from 1 to 10) a bit like the numbers on a clock face, you could also spin 6 or 8 frames at a time.
To spin 6 frames, you could use slots 1,2,3, and 6,7,8, and keep the extractor balanced.
Similarly, you...