Ruger will be releasing their SRH "Alaskan". It was designed to be a back up sidearm.It will be chambered in two Calibers. The 454 Casull(can shoot 45 Colt
I shot a Ruger SRH 454 choped to 3 1/2 " with full power loads and hot 45 colt loads , all I can say is the 454 loads HURT my hand ( I shoot lots of full power loads from my 7 1/2" SRH ), the 45 colt loads were more than some would want to shoot.