Perfect, thanks! I guess the pots with the longer legs are to provide more clearance for taller components.
I've got lots of 16mm dust caps, but good to mention it.
I'm looking at ordering a couple of PedalPCB boards (the Angry Charles, and the Mach 1 Overdrive), and it's not clear to me which pots I should get. I know they need to be PCB mount pots with right-angle legs, and I believe 16mm pots have the correct leg spacing, but what I haven't been able to...