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  1. WJC

    Loose Central Hinge Nikon Bins

    200718 Many or most of the axle caps on war-years military binoculars didn’t need to have anything removed. The axle caps were the tensioners and a pin wrench could do the job in about 1 to 2 seconds. Bill
  2. WJC

    Loose Central Hinge Nikon Bins

    Certainly adequate but older design. :cat: Bill
  3. WJC

    Loose Central Hinge Nikon Bins

    Unless that bino is different from any I have ever worked on, remove the axle cap and place a flat blade screwdriver in the large slot (see photo) designed for that purpose. If it has a tiny setscrew (grub screw to you) also in the photo, back it off a bit and turn the large brass screw 1/6th to...