I have a single grey XML T6 host, and it has blemishes on the head.
This is a 2x26650 host.
I can provide it preinstalled with a BlitzBuck V5 at your desired current (1.5-3A)
Your choice of 9mm, 5.6mm direct press, or 12mm module heat sink.
Just needs a diode and lense and it would be ready to...