MVP Flex!
Just found out the kewlest little fact. The MVP Flex and the Shotgun Flex use the same stock parts so they are interchangeable.
Mossberg told me at this time as far as they know there is no magpul furniture available for the MVP Flex...
Did find some reviews
http://www.rifleshootermag.com/2014/...p-flex-review/
http://www.flexyourmossberg.com