Contact Ruger Customer Service through their website, ask for an owner's manual. They are free.
Wiki User
∙ 9y ago100-400
Unknown caliber. Contact Ruger
Go to Ruger's web site to find out.
Just bought a Ruger Mark II .257 Roberts paid $549.00
100-450
Not currently cataloged.
100-560 or so
100-650 usd
200-450 or so
50-500 USD or so
100-1000 depending on specifics
Request an owner's manual from Ruger on their web site or take it to a gun smith.