If you can shoot with the irons forget the red dot. Tubed optics will make your Ruger heavy (been there done that went back to irons).
If you have an astigmatism the dot won't work for you either. If you still want an optic get a Burris Fast Fire with Pictinny mount.....
If you have an astigmatism the dot won't work for you either. If you still want an optic get a Burris Fast Fire with Pictinny mount.....