For summer backpacking and grizzly hunting its gonna be this one:
(Kimber 84M with slightly heavier Lilja 84m barrel cut to 16.5" chambered in 6.5 CM, with weaver 3-10):
[Linked Image]
Its still sub 6 pounds suppressed and 147s even at only 2550 fps from the 16" barrel still bring the heat out as far as I would plan to shoot a 5.2 pound rifle.