Being that the obj.is 50mm,I would put on a pair of 1in.high rings.
Assuming that your scope is a 3x9x40 scope,then medium height rings will do the job.If it is a 3x9x50mm scope,then you will need a set of high scope rings.
40.00
You will have to have a trained and competant gunsmith drill and tap your receiver for a set of rings and bases to mount a scope on your savage.
50-350 USD or so
Just about any rings and mounts made by Weaver will fit nicely. Using lesser quality rings will cause the scope to go out of adjustment when the shotgun is fired.
Numrich Gunparts. They are the only place I have found one for my 67. They sell one with scope rings and one with out. The website is: www.e-gunparts.com
F= synthetic stock C= Clip XP= package gun (comes with scope and rings)
you need a rail for a LA 110. Midways got it. You need to know if you have a real flat reciever or round.
I'd start with Amazon. Your rifle is a Savage model 340, and if you search for Savage 340 scope mount, you will get a lot of hits. The mount and a set of rings is about $53.98. Shoot safe and often.
See link below-
There are many places where one can purchase a nikon spotting scope. This includes specialist camera stores, some electronics stores and sites such as Amazon.
Scope rings are used in mounting scopes on guns and rifles. Scope rings can be purchased from several retailers as well as on several online websites.