Spindle ID

That's because yours are "taller" being 73 and up "B" body spindles.
Ehrenbergs picture is for 73-76 A body spindles, or 70-74 E body spindles, or 70-72 B body spindles.

F/M/J spindles are also taller. IIRC, the article with those two spindles side by side, it says the F/M/J spindle is on the right