Joined: Nov 2010
Posts: 15,315
Likes: 903
From: Tixkokob, Yucatán, México
Bikes: 79 Trek 930, 80 Trek 414, 84 Schwinn Letour Luxe (coupled), 92 Schwinn Paramount PDG 5
My bikes run with similar tolerances. As long as there is no contact, no worries. I'm constantly fiddling with different cassettes and freewheels and derailleurs, and have some very close tolerances.
Edit: Great photo! I don't know how you do it.