From Espirit Model:
The Detroit Multirotor Company Pitbull FPV kit is a 248mm fpv race quad.
Completely stable hovering, precise cruising passes, and even enough power for loops and rolls can be achieved. It is a perfect machine for someone that’s looking for a solid entry into the world of fpv racing.
More information can be found here: http://www.espritmodel.com/search.aspx?find=pitbull