Maybe different than what you guys are looking for, but I have one similar to this for my 7.5 inch Blackhawk, and like it very much.
http://www.sportsmansguide.com/prod...olster-rig-with-44-45-480-cal-loops?a=1594576
http://www.sportsmansguide.com/prod...olster-rig-with-44-45-480-cal-loops?a=1594576