Why are my F943-VO spindles too long?
The F943-VO spindles are purposely long due to differences in wall and tile thickness.
See your trim kit installation manual for instructions to cut down the spindles to the appropriate lengths.
Safire (Curved) Trim: F903B-55TK
Opera (Round) Trim: F903B-58TK
Milan (Square) Trim: F903B-59TK
Otella (Square & Round) Trim: F903B-60TK
(Video starts at 3 minutes and 22 seconds)