I may be wrong, but I do not think anyone does. The only way maybe is to buy one from someone who already made it and they no longer want it. Maybe DerWichtel could make you one and sell it. After all he did make the 3 P7 kit to begin with. Anyway, it is not a cheap thing to buy or make.
Wrong Forum ... nevertheless I have two 3* P7 I'm willing to sell. If you are interested contact me (PM or Mail) ... 4d and 2d both designed to work with 4*18650.
I was looking for a single mode, triple luxeon Mag myself awhile ago...for a friend
try posting your thread in the WTB selections of customs BST instead