These things are like eating potato chips, you just cant stop a one. https://tisasusa.com/
I bought these over the last 2 months from Gunbroker for $349 to $430 each.
I'm thinking about a Tank Commander 9mm now.
Clockwise from the top, Service special 45, Duty 45 (now a 460 Rowland), Tank Commander 45, Carry 9mm (soon to be a 38 Super)