Quite honestly, I'd just use the 22/45 for a plinking and trail gun. It doesn't get much better, especially if you remove the LCI and mag disconnect. (had to get that in
I often carry my MKII era 22/45 with 4 in. bull barrel as a woods gun, but I also use the all steel MK II 5.5 Target for this as well. Both are accurate and reliable, and built like tanks.