I got the chance to try out the Sierra Madre Research Inferno quilt set. I tried out the 30 degree set for several trip and other overnighters. I was able to comfortably take the set down into the mid and lower 20's on 2 of those trips. I stayed warm in this set! I really liked the suspension system of the UQ and the hood on the TQ. The weights are not bad either, 17.3 oz for the TQ and 19.3 oz for the UQ.

Here is my video on the system: