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zeroing in

  1. 336
    Bought a sight mark mini shot red dot for my new 336Y 30/30 compact after 11 bullets i have a 3 shot group the size of a nickel about 3"'s low and 3"'s to the right but the dots adjustments are so jumpy i've decided to ask for help on the next step so what do you recommend from here 25 yards...
  2. General Gun Related Off Topic Stuff
    I wanted to show you something I have had for about 50 years/ The photo is of the MARLIN SIGHTING-IN GUIDE, copyright 1956 It is a rotary index of some 22 different calibers. Each is represented by one or more loadings differentiated by bullet weight. Follow the instructions and sight the...