Most likely, finish and accessores
The value of an NRA Special Edition 22 Ruger pistol actually depends on a couple different things. A couple of these things would be the age and condition of the pistol.
Magazine
Go to Ruger's web site to find out.
100-500 USD or so
Model numbers 117 vs 207 and external physical features
Primarily in the magazines; Mark II has a bolt hol open also
Redhawk is a double action revolver, as opposed to the single action Blackhawk.
100-300
Yes, Ruger produced a 50th Anniversary M77 Mark II chambered in .264 caliber. This special edition rifle was released to commemorate the 50th anniversary of Ruger's M77 model. It features distinctive markings and specifications that set it apart from standard models, appealing to collectors and enthusiasts alike.
You need to contact Ruger for the answer to make sure the warranty isn't voided.
50-200
125 USD