Just mounted a Leopold Mk4 onto my 308 Brno ZKK601.
Looking sweet so far.
Bore sighted it and will zero it on the range tomorrow.
Question is what size Allen key is used to remove the grub screws on the elevation & windage turrets so I can zero the turrets once sighted in?
I tried a 1mm Allen Key that was too small and 2mm was too big and I don't have a 1.5mm Allen key .
Would this be metric or imperial?
Any help would be appreciated
Cheers
Pete
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