All the post 64 94 sights have a screw on either side of the rear "blade" that you can loosen to gain or decrease elevation adjustment. Installing the ORH sight you simply slide the original sight up and off and replace it with the ORH.
The Northfork 300 ss was designed with the 95 in mind as well. Don't know how the new owners are treating the bullets but when Mike ran the outfit they were nearly match quality.
Crimping straightwalled cases usually deteriorate accuracy...
