Joined: Jul 2015
Posts: 7,495
Likes: 3,300
From: NW Oregon
Bikes: 1982 Trek 930R Custom, '91 Diamondback Ascent w/ XT, XTR updates, Fuji Team Pro CF road flyer, Specialized Sirrus Gravel Convert, '09 Comencal Meta 5.5 XC, '02 Marin MBX500, '84 Gitane Criterium bike
try a single INTERNAL TOOTHED Star washer first then... 6mm bolt, right? tighten it as tight as you feel is safe,and use a locking nut on the bolt.
Two lights would balance things, reducing vibrational/bounce torque.
personally, i'd use the strap Minoura provided... it can be done, and that is maleable stainless steel, i bet... besides, it's quite thin and will not intrude on your milk crate basket...
Last edited by maddog34; 08-23-23 at 06:20 PM.