I'm currently running a Supbeam T10 (same light) with an attached turbo head.
Crelant has a holster that works bezel down. It's adequate but not what I consider optimum by any stretch.
The non turbo head will fit in a Bianchi brand chemical holder. You may need to just check around, an oversized...
This week I am carrying the Supbeam T10, same exact lihht as the scorpion with a permanently attached turbo head. The search for the perfect duty light never ends