Two on the left.
The titanium is a xml2 on copper pcb. Smooth reflector at 3a ( just under 1000lm at the led. This is a huge chunk of titanium. Light carry marks accounted for in the price. Nothing major.
Two mode. Low/high
$275
Brass is xpg2 textured reflector at 3a on copper pcb. Right around 700lm. This one is new, never carried.
Two mode low/high
$200
Both custom machined by Sinner.