These are made in the USA by @turquoise_paintpen.
They are clones of the infamous Surefire 660 6P light bodies.
They accept all surefire scout and modlite heads, tailcaps, and 18650 batteries. 1″ weaver mounts are recommended
Black cerakote as of now, possible different colors to come down the road.
Below are links on ebay for some solid mounts to use this body with.