My bow is quite well tuned... Im shooting about 240 FPS - a Bear Code compound...
I too can put my unfletched shafts close (about 8" low) at 20 yards

Everyone seems to conflict on this answer....... I like plastic vanes one...

I am probobly shooting fixed heads this year -Steel Force 100 grain heads .... and want to fix this clearance problem........ geeeess..... what to do ?