Here's another way to beat the cold hands problem:
Since I don't have a cage, I ride my Savage all winter long. Winters here in the Springs aren't anything like they were where I grew up (St. Paul, MN), but things can get brisk here nonetheless.
I pop these beauties on in the Fall when the temps start getting into the 40's:
Those things are Hippo Hands rip-offs I scored at a garage sale a few years back for two bucks. They work great.